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 | 0 |
| 1 | 5 |
| 2 | 36 |
| 3 | 156 |
| 4 | 442 |
| 5 | 954 |
| 6 | 1854 |
| 7 | 3154 |
| 8 | 4998 |
| 9 | 7514 |
| 10 | 10784 |
| 11 | 14786 |
| 12 | 19932 |
| 13 | 26148 |
| 14 | 33448 |
| 15 | 42340 |
| 16 | 52208 |
| 17 | 64322 |
| 18 | 77898 |
| 19 | 93116 |
| 20 | 110224 |
| 21 | 129978 |
| 22 | 151990 |
| 23 | 175224 |
| 24 | 201584 |
| 25 | 231272 |
| 26 | 263500 |
| 27 | 298590 |
| 28 | 335856 |
| 29 | 376616 |
| 30 | 420984 |
| 31 | 469894 |
| 32 | 521740 |
| 33 | 577304 |
| 34 | 634990 |