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 | 0 |
| 2 | 6 |
| 3 | 60 |
| 4 | 98 |
| 5 | 108 |
| 6 | 928 |
| 7 | 930 |
| 8 | 946 |
| 9 | 1874 |
| 10 | 3506 |
| 11 | 6688 |
| 12 | 7496 |
| 13 | 7980 |
| 14 | 13640 |
| 15 | 14476 |
| 16 | 15148 |
| 17 | 15956 |
| 18 | 27168 |
| 19 | 30290 |
| 20 | 30292 |
| 21 | 32752 |
| 22 | 59528 |
| 23 | 59986 |
| 24 | 60556 |
| 25 | 60580 |
| 26 | 64338 |
| 27 | 65432 |
| 28 | 108680 |
| 29 | 109732 |
| 30 | 119972 |
| 31 | 121108 |
| 32 | 126280 |
| 33 | 126872 |
| 34 | 130856 |
| 35 | 218276 |
| 36 | 229160 |
| 37 | 242210 |
| 38 | 242306 |
| 39 | 438914 |
| 40 | 454552 |
| 41 | 484420 |
| 42 | 484640 |
| 43 | 485512 |
| 44 | 496904 |
| 45 | 507032 |
| 46 | 518688 |
| 47 | 522848 |
| 48 | 523400 |
| 49 | 811556 |
| 50 | 877636 |