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 | 6 |
| 2 | 25 |
| 3 | 123 |
| 4 | 341 |
| 5 | 1329 |
| 6 | 2195 |
| 7 | 4911 |
| 8 | 6857 |
| 9 | 12165 |
| 10 | 24387 |
| 11 | 29789 |
| 12 | 50651 |
| 13 | 68919 |
| 14 | 79505 |
| 15 | 103821 |
| 16 | 148875 |
| 17 | 205377 |
| 18 | 226979 |
| 19 | 300761 |
| 20 | 357909 |
| 21 | 389015 |
| 22 | 493037 |
| 23 | 571785 |
| 24 | 704967 |
| 25 | 912671 |
| 26 | 1030299 |
| 27 | 1092725 |
| 28 | 1225041 |
| 29 | 1295027 |
| 30 | 1442895 |
| 31 | 2048381 |
| 32 | 2248089 |
| 33 | 2571351 |
| 34 | 2685617 |