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 | 1 |
| 2 | 6 |
| 3 | 16 |
| 4 | 33 |
| 5 | 56 |
| 6 | 88 |
| 7 | 125 |
| 8 | 172 |
| 9 | 227 |
| 10 | 291 |
| 11 | 363 |
| 12 | 445 |
| 13 | 533 |
| 14 | 633 |
| 15 | 743 |
| 16 | 861 |
| 17 | 989 |
| 18 | 1128 |
| 19 | 1275 |
| 20 | 1434 |
| 21 | 1601 |
| 22 | 1779 |
| 23 | 1967 |
| 24 | 2170 |
| 25 | 2376 |
| 26 | 2597 |
| 27 | 2827 |
| 28 | 3072 |
| 29 | 3324 |
| 30 | 3588 |
| 31 | 3859 |
| 32 | 4143 |
| 33 | 4439 |
| 34 | 4749 |
| 35 | 5070 |
| 36 | 5399 |
| 37 | 5738 |
| 38 | 6091 |
| 39 | 6458 |
| 40 | 6834 |
| 41 | 7221 |
| 42 | 7618 |
| 43 | 8027 |
| 44 | 8448 |
| 45 | 8884 |
| 46 | 9329 |
| 47 | 9783 |