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 | 1 |
| 2 | 7 |
| 3 | 23 |
| 4 | 59 |
| 5 | 119 |
| 6 | 191 |
| 7 | 287 |
| 8 | 395 |
| 9 | 615 |
| 10 | 839 |
| 11 | 1079 |
| 12 | 1439 |
| 13 | 1679 |
| 14 | 1931 |
| 15 | 2391 |
| 16 | 3015 |
| 17 | 3479 |
| 18 | 3959 |
| 19 | 4619 |
| 20 | 5039 |
| 21 | 5615 |
| 22 | 6395 |
| 23 | 7215 |
| 24 | 8447 |
| 25 | 9599 |
| 26 | 10199 |
| 27 | 10811 |
| 28 | 11447 |
| 29 | 12095 |
| 30 | 14111 |
| 31 | 16379 |
| 32 | 17679 |
| 33 | 18767 |
| 34 | 20423 |
| 35 | 22199 |
| 36 | 23399 |
| 37 | 25271 |
| 38 | 26891 |
| 39 | 28551 |
| 40 | 30615 |
| 41 | 32039 |