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 | 10 |
| 2 | 44 |
| 3 | 126 |
| 4 | 280 |
| 5 | 530 |
| 6 | 900 |
| 7 | 1414 |
| 8 | 2096 |
| 9 | 2970 |
| 10 | 4060 |
| 11 | 5390 |
| 12 | 6984 |
| 13 | 8866 |
| 14 | 11060 |
| 15 | 13590 |
| 16 | 16480 |
| 17 | 19754 |
| 18 | 23436 |
| 19 | 27550 |
| 20 | 32120 |
| 21 | 37170 |
| 22 | 42724 |
| 23 | 48806 |
| 24 | 55440 |
| 25 | 62650 |
| 26 | 70460 |
| 27 | 78894 |
| 28 | 87976 |
| 29 | 97730 |
| 30 | 108180 |
| 31 | 119350 |
| 32 | 131264 |
| 33 | 143946 |
| 34 | 157420 |
| 35 | 171710 |
| 36 | 186840 |
| 37 | 202834 |
| 38 | 219716 |
| 39 | 237510 |