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 | 0 |
| 1 | 1 |
| 2 | 27 |
| 3 | 35 |
| 4 | 235 |
| 5 | 261 |
| 6 | 881 |
| 7 | 937 |
| 8 | 2241 |
| 9 | 2339 |
| 10 | 4591 |
| 11 | 4743 |
| 12 | 8207 |
| 13 | 8425 |
| 14 | 13365 |
| 15 | 13661 |
| 16 | 20341 |
| 17 | 20727 |
| 18 | 29411 |
| 19 | 29899 |
| 20 | 40851 |
| 21 | 41453 |
| 22 | 54937 |
| 23 | 55665 |
| 24 | 71945 |
| 25 | 72811 |
| 26 | 92151 |
| 27 | 93167 |
| 28 | 115831 |
| 29 | 117009 |
| 30 | 143261 |
| 31 | 144613 |
| 32 | 174717 |
| 33 | 176255 |
| 34 | 210475 |
| 35 | 212211 |
| 36 | 250811 |
| 37 | 252757 |
| 38 | 296001 |