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 | 5 |
| 2 | 25 |
| 3 | 80 |
| 4 | 205 |
| 5 | 456 |
| 6 | 917 |
| 7 | 1708 |
| 8 | 2994 |
| 9 | 4995 |
| 10 | 7997 |
| 11 | 12364 |
| 12 | 18551 |
| 13 | 27118 |
| 14 | 38745 |
| 15 | 54248 |
| 16 | 74596 |
| 17 | 100929 |
| 18 | 134577 |
| 19 | 177080 |
| 20 | 230209 |
| 21 | 295988 |
| 22 | 376717 |
| 23 | 474996 |
| 24 | 593750 |
| 25 | 736255 |
| 26 | 906165 |
| 27 | 1107540 |
| 28 | 1344875 |
| 29 | 1623130 |
| 30 | 1947761 |
| 31 | 2324752 |
| 32 | 2760648 |
| 33 | 3262589 |
| 34 | 3838345 |
| 35 | 4496352 |