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 | 1 |
| 2 | 1 |
| 3 | 3 |
| 4 | 2 |
| 5 | 1 |
| 6 | 13 |
| 7 | 9 |
| 8 | 3 |
| 9 | 1 |
| 10 | 73 |
| 11 | 52 |
| 12 | 18 |
| 13 | 4 |
| 14 | 1 |
| 15 | 501 |
| 16 | 365 |
| 17 | 130 |
| 18 | 30 |
| 19 | 5 |
| 20 | 1 |
| 21 | 4051 |
| 22 | 3006 |
| 23 | 1095 |
| 24 | 260 |
| 25 | 45 |
| 26 | 6 |
| 27 | 1 |
| 28 | 37633 |
| 29 | 28357 |
| 30 | 10521 |
| 31 | 2555 |
| 32 | 455 |
| 33 | 63 |
| 34 | 7 |
| 35 | 1 |
| 36 | 394353 |
| 37 | 301064 |
| 38 | 113428 |
| 39 | 28056 |
| 40 | 5110 |
| 41 | 728 |
| 42 | 84 |
| 43 | 8 |
| 44 | 1 |
| 45 | 4596553 |
| 46 | 3549177 |
| 47 | 1354788 |
| 48 | 340284 |
| 49 | 63126 |
| 50 | 9198 |
| 51 | 1092 |
| 52 | 108 |
| 53 | 9 |
| 54 | 1 |