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 | 0 |
| 2 | 13 |
| 3 | 29 |
| 4 | 91 |
| 5 | 123 |
| 6 | 171 |
| 7 | 219 |
| 8 | 315 |
| 9 | 363 |
| 10 | 459 |
| 11 | 539 |
| 12 | 667 |
| 13 | 763 |
| 14 | 907 |
| 15 | 971 |
| 16 | 1163 |
| 17 | 1291 |
| 18 | 1435 |
| 19 | 1579 |
| 20 | 1835 |
| 21 | 1931 |
| 22 | 2171 |
| 23 | 2347 |
| 24 | 2539 |
| 25 | 2699 |
| 26 | 2987 |
| 27 | 3131 |
| 28 | 3515 |
| 29 | 3739 |
| 30 | 3931 |
| 31 | 4171 |
| 32 | 4555 |
| 33 | 4715 |
| 34 | 5099 |
| 35 | 5291 |
| 36 | 5675 |
| 37 | 5963 |
| 38 | 6395 |
| 39 | 6587 |
| 40 | 6971 |