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 | 2 |
| 2 | 15 |
| 3 | 40 |
| 4 | 103 |
| 5 | 202 |
| 6 | 381 |
| 7 | 636 |
| 8 | 1033 |
| 9 | 1550 |
| 10 | 2287 |
| 11 | 3212 |
| 12 | 4451 |
| 13 | 5946 |
| 14 | 7869 |
| 15 | 10140 |
| 16 | 12969 |
| 17 | 16238 |
| 18 | 20211 |
| 19 | 24744 |
| 20 | 30147 |
| 21 | 36222 |
| 22 | 43349 |
| 23 | 51296 |
| 24 | 60493 |
| 25 | 70646 |
| 26 | 82267 |
| 27 | 95016 |
| 28 | 109467 |
| 29 | 125206 |
| 30 | 142897 |
| 31 | 162076 |
| 32 | 183477 |
| 33 | 206546 |
| 34 | 232123 |
| 35 | 259596 |
| 36 | 289879 |
| 37 | 322262 |