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 | 3 |
| 3 | 15 |
| 4 | 24 |
| 5 | 48 |
| 6 | 63 |
| 7 | 120 |
| 8 | 195 |
| 9 | 255 |
| 10 | 528 |
| 11 | 960 |
| 12 | 3024 |
| 13 | 3363 |
| 14 | 3480 |
| 15 | 3720 |
| 16 | 3843 |
| 17 | 4095 |
| 18 | 4623 |
| 19 | 5475 |
| 20 | 12099 |
| 21 | 16383 |
| 22 | 19599 |
| 23 | 24963 |
| 24 | 37635 |
| 25 | 38415 |
| 26 | 44943 |
| 27 | 56643 |
| 28 | 62499 |
| 29 | 65535 |
| 30 | 69168 |
| 31 | 71823 |
| 32 | 85263 |
| 33 | 94863 |
| 34 | 114243 |
| 35 | 168099 |