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 | 0 |
| 2 | 1 |
| 3 | 3 |
| 4 | 7 |
| 5 | 13 |
| 6 | 25 |
| 7 | 40 |
| 8 | 65 |
| 9 | 99 |
| 10 | 146 |
| 11 | 208 |
| 12 | 294 |
| 13 | 399 |
| 14 | 538 |
| 15 | 711 |
| 16 | 926 |
| 17 | 1188 |
| 18 | 1513 |
| 19 | 1896 |
| 20 | 2361 |
| 21 | 2910 |
| 22 | 3557 |
| 23 | 4312 |
| 24 | 5199 |
| 25 | 6214 |
| 26 | 7392 |
| 27 | 8739 |
| 28 | 10276 |
| 29 | 12019 |
| 30 | 14002 |
| 31 | 16224 |
| 32 | 18732 |
| 33 | 21537 |
| 34 | 24669 |
| 35 | 28152 |
| 36 | 32031 |
| 37 | 36309 |
| 38 | 41047 |
| 39 | 46263 |
| 40 | 51997 |
| 41 | 58282 |
| 42 | 65176 |
| 43 | 72688 |
| 44 | 80894 |
| 45 | 89820 |
| 46 | 99518 |