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) |
|---|---|
| 0 | 360 |
| 1 | 1080 |
| 2 | 1800 |
| 3 | 2520 |
| 4 | 3240 |
| 5 | 3960 |
| 6 | 4680 |
| 7 | 5400 |
| 8 | 6120 |
| 9 | 6840 |
| 10 | 7560 |
| 11 | 8280 |
| 12 | 9000 |
| 13 | 9720 |
| 14 | 10440 |
| 15 | 11160 |
| 16 | 11880 |
| 17 | 12600 |
| 18 | 13320 |
| 19 | 14040 |
| 20 | 14760 |
| 21 | 15480 |
| 22 | 16200 |
| 23 | 16920 |
| 24 | 17640 |
| 25 | 18360 |
| 26 | 19080 |
| 27 | 19800 |
| 28 | 20520 |
| 29 | 21240 |
| 30 | 21960 |
| 31 | 22680 |
| 32 | 23400 |
| 33 | 24120 |
| 34 | 24840 |
| 35 | 25560 |
| 36 | 26280 |
| 37 | 27000 |
| 38 | 27720 |
| 39 | 28440 |
| 40 | 29160 |