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 | 16 |
| 2 | 39 |
| 3 | 123 |
| 4 | 326 |
| 5 | 731 |
| 6 | 1446 |
| 7 | 2603 |
| 8 | 4358 |
| 9 | 6891 |
| 10 | 10406 |
| 11 | 15131 |
| 12 | 21318 |
| 13 | 29243 |
| 14 | 39206 |
| 15 | 51531 |
| 16 | 66566 |
| 17 | 84683 |
| 18 | 106278 |
| 19 | 131771 |
| 20 | 161606 |
| 21 | 196251 |
| 22 | 236198 |
| 23 | 281963 |
| 24 | 334086 |
| 25 | 393131 |
| 26 | 459686 |
| 27 | 534363 |
| 28 | 617798 |
| 29 | 710651 |
| 30 | 813606 |
| 31 | 927371 |
| 32 | 1052678 |
| 33 | 1190283 |
| 34 | 1340966 |
| 35 | 1505531 |
| 36 | 1684806 |
| 37 | 1879643 |
| 38 | 2090918 |
| 39 | 2319531 |
| 40 | 2566406 |
| 41 | 2832491 |
| 42 | 3118758 |