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 | 1 |
| 1 | 3 |
| 2 | 16 |
| 3 | 38 |
| 4 | 42 |
| 5 | 139 |
| 6 | 168 |
| 7 | 385 |
| 8 | 633 |
| 9 | 942 |
| 10 | 1728 |
| 11 | 3017 |
| 12 | 3842 |
| 13 | 17453 |
| 14 | 32989 |
| 15 | 39408 |
| 16 | 177334 |
| 17 | 268130 |
| 18 | 822437 |
| 19 | 1522942 |
| 20 | 3247926 |
| 21 | 5937944 |
| 22 | 22736433 |
| 23 | 34285758 |
| 24 | 51598089 |
| 25 | 57736381 |
| 26 | 105470828 |
| 27 | 173010552 |
| 28 | 541826347 |
| 29 | 1758595979 |
| 30 | 1803356572 |
| 31 | 3331293851 |
| 32 | 3545862229 |