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) |
|---|---|
| 3 | 1 |
| 4 | 4 |
| 5 | 21 |
| 6 | 42 |
| 7 | 190 |
| 8 | 152 |
| 9 | 802 |
| 10 | 590 |
| 11 | 2091 |
| 12 | 948 |
| 13 | 5461 |
| 14 | 3066 |
| 15 | 9361 |
| 16 | 6096 |
| 17 | 18225 |
| 18 | 7344 |
| 19 | 29356 |
| 20 | 19580 |
| 21 | 40720 |
| 22 | 31042 |
| 23 | 65459 |
| 24 | 30168 |
| 25 | 92926 |
| 26 | 66794 |
| 27 | 128386 |
| 28 | 93884 |
| 29 | 199869 |
| 30 | 70170 |
| 31 | 239755 |
| 32 | 167232 |
| 33 | 309937 |
| 34 | 229568 |
| 35 | 395256 |
| 36 | 248904 |
| 37 | 507160 |
| 38 | 374946 |
| 39 | 613003 |
| 40 | 482280 |
| 41 | 789948 |
| 42 | 426468 |
| 43 | 979154 |
| 44 | 730048 |
| 45 | 1129816 |