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 | 4 |
| 3 | 37 |
| 4 | 196 |
| 5 | 1315 |
| 6 | 1941 |
| 7 | 2428 |
| 8 | 2451 |
| 9 | 3223 |
| 10 | 5613 |
| 11 | 5681 |
| 12 | 6758 |
| 13 | 9141 |
| 14 | 12768 |
| 15 | 15507 |
| 16 | 16206 |
| 17 | 20076 |
| 18 | 21373 |
| 19 | 28827 |
| 20 | 30252 |
| 21 | 33442 |
| 22 | 37466 |
| 23 | 40332 |
| 24 | 47532 |
| 25 | 59355 |
| 26 | 81769 |
| 27 | 92446 |
| 28 | 94669 |
| 29 | 99424 |
| 30 | 109089 |
| 31 | 114423 |
| 32 | 123253 |
| 33 | 129186 |
| 34 | 149073 |
| 35 | 191288 |
| 36 | 200654 |
| 37 | 202489 |
| 38 | 212787 |
| 39 | 229372 |
| 40 | 234825 |
| 41 | 237832 |
| 42 | 284586 |
| 43 | 300355 |