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 | 10 |
| 4 | 30 |
| 5 | 51 |
| 6 | 68 |
| 7 | 84 |
| 8 | 164 |
| 9 | 245 |
| 10 | 330 |
| 11 | 414 |
| 12 | 482 |
| 13 | 551 |
| 14 | 616 |
| 15 | 680 |
| 16 | 1000 |
| 17 | 1321 |
| 18 | 1646 |
| 19 | 1970 |
| 20 | 2310 |
| 21 | 2651 |
| 22 | 2988 |
| 23 | 3324 |
| 24 | 3596 |
| 25 | 3869 |
| 26 | 4146 |
| 27 | 4422 |
| 28 | 4682 |
| 29 | 4943 |
| 30 | 5200 |
| 31 | 5456 |
| 32 | 6736 |
| 33 | 8017 |
| 34 | 9302 |
| 35 | 10586 |
| 36 | 11886 |
| 37 | 13187 |
| 38 | 14484 |
| 39 | 15780 |
| 40 | 17140 |
| 41 | 18501 |
| 42 | 19866 |
| 43 | 21230 |