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 | 1 |
| 1 | 1 |
| 2 | 7 |
| 3 | 19 |
| 4 | 38 |
| 5 | 66 |
| 6 | 106 |
| 7 | 162 |
| 8 | 239 |
| 9 | 343 |
| 10 | 481 |
| 11 | 661 |
| 12 | 892 |
| 13 | 1184 |
| 14 | 1548 |
| 15 | 1996 |
| 16 | 2541 |
| 17 | 3197 |
| 18 | 3979 |
| 19 | 4903 |
| 20 | 5986 |
| 21 | 7246 |
| 22 | 8702 |
| 23 | 10374 |
| 24 | 12283 |
| 25 | 14451 |
| 26 | 16901 |
| 27 | 19657 |
| 28 | 22744 |
| 29 | 26188 |
| 30 | 30016 |
| 31 | 34256 |
| 32 | 38937 |
| 33 | 44089 |
| 34 | 49743 |
| 35 | 55931 |
| 36 | 62686 |
| 37 | 70042 |
| 38 | 78034 |
| 39 | 86698 |
| 40 | 96071 |