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 | 26 |
| 2 | 79 |
| 3 | 326 |
| 4 | 755 |
| 5 | 2106 |
| 6 | 4460 |
| 7 | 10284 |
| 8 | 20165 |
| 9 | 41640 |
| 10 | 77352 |
| 11 | 147902 |
| 12 | 263019 |
| 13 | 475516 |
| 14 | 816065 |
| 15 | 1413142 |
| 16 | 2353446 |
| 17 | 3936754 |
| 18 | 6391091 |
| 19 | 10390150 |
| 20 | 16497734 |
| 21 | 26184098 |
| 22 | 40775677 |
| 23 | 63394792 |
| 24 | 97037170 |
| 25 | 148178934 |
| 26 | 223351867 |
| 27 | 335704742 |
| 28 | 499050461 |
| 29 | 739575640 |
| 30 | 1085723797 |