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 | 5 |
| 2 | 26 |
| 3 | 90 |
| 4 | 246 |
| 5 | 566 |
| 6 | 1146 |
| 7 | 2106 |
| 8 | 3590 |
| 9 | 5766 |
| 10 | 8826 |
| 11 | 12986 |
| 12 | 18486 |
| 13 | 25590 |
| 14 | 34586 |
| 15 | 45786 |
| 16 | 59526 |
| 17 | 76166 |
| 18 | 96090 |
| 19 | 119706 |
| 20 | 147446 |
| 21 | 179766 |
| 22 | 217146 |
| 23 | 260090 |
| 24 | 309126 |
| 25 | 364806 |
| 26 | 427706 |
| 27 | 498426 |
| 28 | 577590 |
| 29 | 665846 |
| 30 | 763866 |
| 31 | 872346 |
| 32 | 992006 |
| 33 | 1123590 |