diff --git a/README.md b/README.md
index 9bb07cd..40a6225 100644
--- a/README.md
+++ b/README.md
@@ -23,3 +23,23 @@ npm run dev
 - Point the MetaMask-enabled browser to: http://localhost:3000/
 
 - Mint a token ;)
+
+## Expected Rainbow Tokens:
+
+| (index) | block    | date                     | timestamp     |
+| ------- | -------- | ------------------------ | ------------- |
+| 0       | 12373314 | 2021-05-05T08:21:16.657Z | 1620202876657 |
+| 1       | 12374516 | 2021-05-05T12:45:55.077Z | 1620218755077 |
+| 2       | 12399679 | 2021-05-09T09:05:58.307Z | 1620551158307 |
+| 3       | 12426259 | 2021-05-13T10:38:00.107Z | 1620902280107 |
+| 4       | 12444663 | 2021-05-16T06:09:56.947Z | 1621145396947 |
+| 5       | 12466279 | 2021-05-19T13:29:04.307Z | 1621430944307 |
+| 6       | 12470457 | 2021-05-20T04:48:55.687Z | 1621486135687 |
+| 7       | 12476918 | 2021-05-21T04:31:25.497Z | 1621571485497 |
+| 8       | 12484634 | 2021-05-22T08:50:13.857Z | 1621673413857 |
+| 9       | 12488171 | 2021-05-22T21:48:57.627Z | 1621720137627 |
+| 10      | 12501032 | 2021-05-24T21:00:31.437Z | 1621890031437 |
+| 11      | 12532935 | 2021-05-29T18:04:30.067Z | 1622311470067 |
+| 12      | 12540699 | 2021-05-30T22:33:52.507Z | 1622414032507 |
+| 13      | 12565110 | 2021-06-03T16:08:21.817Z | 1622736501817 |
+| 14      | 12567458 | 2021-06-04T00:45:18.897Z | 1622767518897 |
diff --git a/contracts/package-lock.json b/contracts/package-lock.json
index da5bcc9..459f6d4 100644
--- a/contracts/package-lock.json
+++ b/contracts/package-lock.json
@@ -868,9 +868,9 @@
       "dev": true
     },
     "@types/node": {
-      "version": "14.14.31",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.14.31.tgz",
-      "integrity": "sha512-vFHy/ezP5qI0rFgJ7aQnjDXwAMrG0KqqIH7tQG5PPv3BWBayOPIQNBjVc/P6hhdZfMx51REc6tfDNXHUio893g==",
+      "version": "14.14.43",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.14.43.tgz",
+      "integrity": "sha512-3pwDJjp1PWacPTpH0LcfhgjvurQvrZFBrC6xxjaUEZ7ifUtT32jtjPxEMMblpqd2Mvx+k8haqQJLQxolyGN/cQ==",
       "dev": true
     },
     "@types/node-fetch": {
diff --git a/contracts/package.json b/contracts/package.json
index 15443b0..c0a9ee8 100644
--- a/contracts/package.json
+++ b/contracts/package.json
@@ -9,7 +9,7 @@
     "@typechain/ethers-v5": "^5.0.0",
     "@types/chai": "^4.2.15",
     "@types/mocha": "^8.2.1",
-    "@types/node": "^14.14.31",
+    "@types/node": "^14.14.43",
     "chai": "^4.3.0",
     "ethereum-waffle": "^3.2.2",
     "ethers": "^5.0.31",
diff --git a/contracts/scripts/findRainbows.ts b/contracts/scripts/findRainbows.ts
new file mode 100644
index 0000000..968a591
--- /dev/null
+++ b/contracts/scripts/findRainbows.ts
@@ -0,0 +1,79 @@
+import { ethers } from 'ethers';
+
+import {
+  LissajousArgs,
+  addresses,
+  LissajousToken,
+  LissajousToken__factory,
+} from '..';
+import simulateLissajousArgs from '../lib/simulateLissajousArgs';
+
+export const main = async () => {
+  const provider = ethers.getDefaultProvider('mainnet', {
+    alchemy: 'U3ZksHolqD4YuDZrJuEn0PLpzMO2lCqC',
+  });
+
+  const contractAddress = addresses[1].LissajousToken;
+
+  const contract: LissajousToken = LissajousToken__factory.connect(
+    contractAddress,
+    provider,
+  );
+
+  // console.log(await provider.detectNetwork());
+
+  const now = new Date().getTime();
+  const currentBlock = await provider.getBlockNumber();
+  const startBlock = (await contract.startBlock()).toNumber();
+  const endBlock = (await contract.endBlock()).toNumber();
+  const rainbowFrequency = await contract.rainbowFrequency();
+
+  console.log((endBlock - startBlock) / rainbowFrequency);
+
+  // console.log(rainbowFrequency);
+
+  // let i;
+  // for (i = currentBlock; i <= endBlock; i++) {
+  //   const { rainbow } = simulateLissajousArgs(i);
+
+  //   if (rainbow) {
+  //     const isRainbow = await contract.isBlockRainbow(i);
+  //     console.log(i, rainbow, isRainbow);
+  //   }
+  // }
+
+  const averageBlockTime = 13.21;
+
+  const nextRainbowBlocks = [
+    12373314,
+    12374516,
+    12399679,
+    12426259,
+    12444663,
+    12466279,
+    12470457,
+    12476918,
+    12484634,
+    12488171,
+    12501032,
+    12532935,
+    12540699,
+    12565110,
+    12567458,
+  ];
+
+  const expectedDates = nextRainbowBlocks.map((block) => {
+    const diff = block - currentBlock;
+    const diffMs = diff * averageBlockTime * 1000;
+    return { block, date: new Date(now + diffMs), timestamp: now + diffMs };
+  });
+
+  console.table(expectedDates);
+};
+
+main()
+  .then(() => process.exit(0))
+  .catch((error) => {
+    console.error(error);
+    process.exit(1);
+  });
diff --git a/contracts/tsconfig.json b/contracts/tsconfig.json
index f40b025..17ad9ad 100644
--- a/contracts/tsconfig.json
+++ b/contracts/tsconfig.json
@@ -12,7 +12,8 @@
     "moduleResolution": "node",
     "resolveJsonModule": true,
     "isolatedModules": true,
-    "jsx": "preserve"
+    "jsx": "preserve",
+    "typeRoots": ["@types", "node_modules/@types"]
   },
   "include": ["next-env.d.ts", "**/*.ts", "**/*.js", "**/*.json"],
   "files": ["./hardhat.config.ts", "./addresses.json"]