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 | 32 |
| 2 | 417 |
| 3 | 3072 |
| 4 | 15585 |
| 5 | 60960 |
| 6 | 197057 |
| 7 | 550912 |
| 8 | 1374273 |
| 9 | 3127840 |
| 10 | 6602849 |
| 11 | 13089792 |
| 12 | 24605217 |
| 13 | 44188704 |
| 14 | 76283265 |
| 15 | 127213568 |
| 16 | 205777537 |
| 17 | 323968032 |
| 18 | 497842465 |
| 19 | 748559360 |
| 20 | 1103602017 |
| 21 | 1598210592 |
| 22 | 2277045057 |
| 23 | 3196102656 |