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 | 4 |
| 3 | 8 |
| 4 | 19 |
| 5 | 31 |
| 6 | 63 |
| 7 | 97 |
| 8 | 168 |
| 9 | 258 |
| 10 | 407 |
| 11 | 594 |
| 12 | 907 |
| 13 | 1285 |
| 14 | 1859 |
| 15 | 2604 |
| 16 | 3660 |
| 17 | 4998 |
| 18 | 6883 |
| 19 | 9246 |
| 20 | 12479 |
| 21 | 16562 |
| 22 | 21967 |
| 23 | 28767 |
| 24 | 37715 |
| 25 | 48847 |
| 26 | 63224 |
| 27 | 81145 |
| 28 | 103980 |
| 29 | 132234 |
| 30 | 167982 |
| 31 | 211935 |
| 32 | 267001 |
| 33 | 334535 |
| 34 | 418343 |
| 35 | 520687 |
| 36 | 646974 |
| 37 | 800336 |
| 38 | 988322 |