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 | 0 |
| 2 | 1 |
| 3 | 4 |
| 4 | 9 |
| 5 | 1 |
| 6 | 62 |
| 7 | 53 |
| 8 | 64 |
| 9 | 96 |
| 10 | 48 |
| 11 | 11 |
| 12 | 1 |
| 13 | 211 |
| 14 | 441 |
| 15 | 691 |
| 16 | 962 |
| 17 | 252 |
| 18 | 562 |
| 19 | 893 |
| 20 | 243 |
| 21 | 614 |
| 22 | 4 |
| 23 | 414 |
| 24 | 845 |
| 25 | 295 |
| 26 | 766 |
| 27 | 256 |
| 28 | 767 |
| 29 | 297 |
| 30 | 848 |
| 31 | 419 |
| 32 | 9 |
| 33 | 611 |
| 34 | 241 |
| 35 | 891 |
| 36 | 1561 |
| 37 | 2251 |
| 38 | 2961 |
| 39 | 3691 |
| 40 | 4441 |
| 41 | 5211 |
| 42 | 6001 |
| 43 | 6811 |
| 44 | 7641 |
| 45 | 8491 |
| 46 | 9362 |
| 47 | 252 |
| 48 | 1162 |
| 49 | 2092 |
| 50 | 3042 |
| 51 | 4012 |
| 52 | 5002 |
| 53 | 6012 |