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 | 9 |
| 3 | 37 |
| 4 | 40 |
| 5 | 43 |
| 6 | 62 |
| 7 | 70 |
| 8 | 74 |
| 9 | 160 |
| 10 | 1264 |
| 11 | 1952 |
| 12 | 2847 |
| 13 | 12799 |
| 14 | 16368 |
| 15 | 16584 |
| 16 | 42696 |
| 17 | 83793 |
| 18 | 97415 |
| 19 | 182011 |
| 20 | 352401 |
| 21 | 889871 |
| 22 | 925356 |
| 23 | 1868971 |
| 24 | 1881643 |
| 25 | 3661621 |
| 26 | 7645852 |
| 27 | 15033350 |
| 28 | 21655382 |
| 29 | 63288912 |
| 30 | 88192007 |
| 31 | 158924174 |
| 32 | 381693521 |
| 33 | 792090500 |
| 34 | 2025078249 |
| 35 | 2539401141 |