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 | 1 |
| 2 | 12 |
| 3 | 28 |
| 4 | 98 |
| 5 | 386 |
| 6 | 943 |
| 7 | 1494 |
| 8 | 1680 |
| 9 | 2987 |
| 10 | 7083 |
| 11 | 57346 |
| 12 | 252548 |
| 13 | 331778 |
| 14 | 524289 |
| 15 | 596310 |
| 16 | 2886352 |
| 17 | 3247146 |
| 18 | 3264428 |
| 19 | 4585418 |
| 20 | 5158596 |
| 21 | 5772712 |
| 22 | 13019668 |
| 23 | 18341744 |
| 24 | 24455681 |
| 25 | 98041684 |
| 26 | 136696632 |
| 27 | 271114753 |
| 28 | 361486064 |
| 29 | 406672385 |
| 30 | 481981441 |
| 31 | 711611184 |
| 32 | 722067240 |