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 | 5 |
| 2 | 12 |
| 3 | 35 |
| 4 | 70 |
| 5 | 176 |
| 6 | 247 |
| 7 | 425 |
| 8 | 532 |
| 9 | 782 |
| 10 | 1247 |
| 11 | 1426 |
| 12 | 2035 |
| 13 | 2501 |
| 14 | 2752 |
| 15 | 3290 |
| 16 | 4187 |
| 17 | 5192 |
| 18 | 5551 |
| 19 | 6700 |
| 20 | 7526 |
| 21 | 7957 |
| 22 | 9322 |
| 23 | 10292 |
| 24 | 11837 |
| 25 | 14065 |
| 26 | 15251 |
| 27 | 15862 |
| 28 | 17120 |
| 29 | 17767 |
| 30 | 19097 |
| 31 | 24130 |
| 32 | 25676 |
| 33 | 28085 |
| 34 | 28912 |
| 35 | 33227 |
| 36 | 34126 |
| 37 | 36895 |
| 38 | 39772 |
| 39 | 41750 |
| 40 | 44807 |