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 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 1 |
| 7 | 1 |
| 8 | 4 |
| 9 | 10 |
| 10 | 1 |
| 11 | 1 |
| 12 | 8 |
| 13 | 68 |
| 14 | 56 |
| 15 | 1 |
| 16 | 1 |
| 17 | 16 |
| 18 | 424 |
| 19 | 1732 |
| 20 | 346 |
| 21 | 1 |
| 22 | 1 |
| 23 | 32 |
| 24 | 2576 |
| 25 | 48896 |
| 26 | 51076 |
| 27 | 2252 |
| 28 | 1 |
| 29 | 1 |
| 30 | 64 |
| 31 | 15520 |
| 32 | 1383568 |
| 33 | 6672232 |
| 34 | 1657904 |
| 35 | 15184 |
| 36 | 1 |
| 37 | 1 |
| 38 | 128 |
| 39 | 93248 |
| 40 | 39776000 |
| 41 | 873960976 |
| 42 | 1022309408 |
| 43 | 57793316 |
| 44 | 104960 |
| 45 | 1 |
| 46 | 1 |
| 47 | 256 |
| 48 | 559744 |
| 49 | 1159151680 |
| 50 | 116758856608 |
| 51 | 615833930816 |
| 52 | 176808084544 |
| 53 | 2117525792 |
| 54 | 739162 |
| 55 | 1 |