This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 42 |
| 2 | 273 |
| 3 | 969 |
| 4 | 2530 |
| 5 | 5481 |
| 6 | 10472 |
| 7 | 18278 |
| 8 | 29799 |
| 9 | 46060 |
| 10 | 68211 |
| 11 | 97527 |
| 12 | 135408 |
| 13 | 183379 |
| 14 | 243090 |
| 15 | 316316 |
| 16 | 404957 |
| 17 | 511038 |
| 18 | 636709 |
| 19 | 784245 |
| 20 | 956046 |
| 21 | 1154637 |
| 22 | 1382668 |
| 23 | 1642914 |
| 24 | 1938275 |
| 25 | 2271776 |
| 26 | 2646567 |
| 27 | 3065923 |
| 28 | 3533244 |
| 29 | 4052055 |
| 30 | 4626006 |
| 31 | 5258872 |
| 32 | 5954553 |
| 33 | 6717074 |