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 | 3 |
| 3 | 1 |
| 4 | 6 |
| 5 | 14 |
| 6 | 1 |
| 7 | 9 |
| 8 | 37 |
| 9 | 79 |
| 10 | 1 |
| 11 | 12 |
| 12 | 69 |
| 13 | 242 |
| 14 | 494 |
| 15 | 1 |
| 16 | 15 |
| 17 | 110 |
| 18 | 516 |
| 19 | 1658 |
| 20 | 3294 |
| 21 | 1 |
| 22 | 18 |
| 23 | 160 |
| 24 | 928 |
| 25 | 3870 |
| 26 | 11764 |
| 27 | 22952 |
| 28 | 1 |
| 29 | 21 |
| 30 | 219 |
| 31 | 1505 |
| 32 | 7589 |
| 33 | 29307 |
| 34 | 85741 |
| 35 | 165127 |
| 36 | 1 |
| 37 | 24 |
| 38 | 287 |
| 39 | 2274 |
| 40 | 13355 |
| 41 | 61332 |
| 42 | 224357 |
| 43 | 638250 |
| 44 | 1217270 |
| 45 | 1 |
| 46 | 27 |
| 47 | 364 |
| 48 | 3262 |
| 49 | 21789 |
| 50 | 115003 |