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 | 0 |
| 1 | 34 |
| 2 | 102 |
| 3 | 204 |
| 4 | 340 |
| 5 | 510 |
| 6 | 714 |
| 7 | 952 |
| 8 | 1224 |
| 9 | 1530 |
| 10 | 1870 |
| 11 | 2244 |
| 12 | 2652 |
| 13 | 3094 |
| 14 | 3570 |
| 15 | 4080 |
| 16 | 4624 |
| 17 | 5202 |
| 18 | 5814 |
| 19 | 6460 |
| 20 | 7140 |
| 21 | 7854 |
| 22 | 8602 |
| 23 | 9384 |
| 24 | 10200 |
| 25 | 11050 |
| 26 | 11934 |
| 27 | 12852 |
| 28 | 13804 |
| 29 | 14790 |
| 30 | 15810 |
| 31 | 16864 |
| 32 | 17952 |
| 33 | 19074 |
| 34 | 20230 |
| 35 | 21420 |
| 36 | 22644 |
| 37 | 23902 |
| 38 | 25194 |
| 39 | 26520 |
| 40 | 27880 |
| 41 | 29274 |
| 42 | 30702 |