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 | 1 |
| 4 | 22 |
| 5 | 12 |
| 6 | 1 |
| 7 | 154 |
| 8 | 136 |
| 9 | 24 |
| 10 | 1 |
| 11 | 1304 |
| 12 | 1650 |
| 13 | 460 |
| 14 | 40 |
| 15 | 1 |
| 16 | 12915 |
| 17 | 21904 |
| 18 | 8550 |
| 19 | 1160 |
| 20 | 60 |
| 21 | 1 |
| 22 | 146115 |
| 23 | 318521 |
| 24 | 162904 |
| 25 | 30590 |
| 26 | 2450 |
| 27 | 84 |
| 28 | 1 |
| 29 | 1855570 |
| 30 | 5051988 |
| 31 | 3246068 |
| 32 | 789824 |
| 33 | 86940 |
| 34 | 4592 |
| 35 | 112 |
| 36 | 1 |
| 37 | 26097835 |
| 38 | 86910426 |
| 39 | 68151304 |
| 40 | 20606796 |
| 41 | 2919504 |
| 42 | 210924 |
| 43 | 7896 |
| 44 | 144 |
| 45 | 1 |