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 | 5 |
| 3 | 16 |
| 4 | 33 |
| 5 | 67 |
| 6 | 102 |
| 7 | 171 |
| 8 | 241 |
| 9 | 346 |
| 10 | 452 |
| 11 | 627 |
| 12 | 769 |
| 13 | 1015 |
| 14 | 1228 |
| 15 | 1512 |
| 16 | 1796 |
| 17 | 2220 |
| 18 | 2541 |
| 19 | 3072 |
| 20 | 3500 |
| 21 | 4070 |
| 22 | 4605 |
| 23 | 5386 |
| 24 | 5958 |
| 25 | 6848 |
| 26 | 7598 |
| 27 | 8561 |
| 28 | 9419 |
| 29 | 10665 |
| 30 | 11525 |
| 31 | 12950 |
| 32 | 14094 |
| 33 | 15524 |
| 34 | 16812 |
| 35 | 18528 |
| 36 | 19818 |
| 37 | 21852 |
| 38 | 23463 |
| 39 | 25467 |
| 40 | 27187 |
| 41 | 29687 |
| 42 | 31409 |
| 43 | 34160 |
| 44 | 36310 |
| 45 | 38890 |
| 46 | 41255 |
| 47 | 44544 |
| 48 | 46840 |
| 49 | 50347 |
| 50 | 53037 |
| 51 | 56477 |
| 52 | 59489 |