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) |
|---|---|
| 1 | 62 |
| 2 | 1532 |
| 3 | 50830 |
| 4 | 1855110 |
| 5 | 71292624 |
| 6 | 2833906726 |
| 7 | 115381823442 |
| 8 | 4782782748036 |
| 9 | 201037496481198 |
| 10 | 8545008347772070 |
| 11 | 366526239773992472 |
| 12 | 15841416797530328062 |
| 13 | 689082764185943820494 |
| 14 | 30139654907867753730956 |
| 15 | 1324572400153686602854414 |
| 16 | 58455392031254908270140098 |