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 | 7 |
| 2 | 28 |
| 3 | 84 |
| 4 | 210 |
| 5 | 462 |
| 6 | 924 |
| 7 | 1715 |
| 8 | 2996 |
| 9 | 4977 |
| 10 | 7924 |
| 11 | 12166 |
| 12 | 18102 |
| 13 | 26208 |
| 14 | 37044 |
| 15 | 51261 |
| 16 | 69608 |
| 17 | 92939 |
| 18 | 122220 |
| 19 | 158536 |
| 20 | 203098 |
| 21 | 257250 |
| 22 | 322476 |
| 23 | 400407 |
| 24 | 492828 |
| 25 | 601685 |
| 26 | 729092 |
| 27 | 877338 |
| 28 | 1048894 |
| 29 | 1246420 |
| 30 | 1472772 |
| 31 | 1731009 |
| 32 | 2024400 |
| 33 | 2356431 |
| 34 | 2730812 |
| 35 | 3151484 |