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 | 1 |
| 2 | 12 |
| 3 | 33 |
| 4 | 64 |
| 5 | 105 |
| 6 | 156 |
| 7 | 217 |
| 8 | 288 |
| 9 | 369 |
| 10 | 460 |
| 11 | 561 |
| 12 | 672 |
| 13 | 793 |
| 14 | 924 |
| 15 | 1065 |
| 16 | 1216 |
| 17 | 1377 |
| 18 | 1548 |
| 19 | 1729 |
| 20 | 1920 |
| 21 | 2121 |
| 22 | 2332 |
| 23 | 2553 |
| 24 | 2784 |
| 25 | 3025 |
| 26 | 3276 |
| 27 | 3537 |
| 28 | 3808 |
| 29 | 4089 |
| 30 | 4380 |
| 31 | 4681 |
| 32 | 4992 |
| 33 | 5313 |
| 34 | 5644 |
| 35 | 5985 |
| 36 | 6336 |
| 37 | 6697 |
| 38 | 7068 |
| 39 | 7449 |
| 40 | 7840 |
| 41 | 8241 |
| 42 | 8652 |