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 | 18 |
| 2 | 60 |
| 3 | 100 |
| 4 | 140 |
| 5 | 270 |
| 6 | 280 |
| 7 | 294 |
| 8 | 462 |
| 9 | 648 |
| 10 | 728 |
| 11 | 756 |
| 12 | 1078 |
| 13 | 1080 |
| 14 | 1210 |
| 15 | 1496 |
| 16 | 1530 |
| 17 | 1584 |
| 18 | 1768 |
| 19 | 2028 |
| 20 | 2090 |
| 21 | 2574 |
| 22 | 2772 |
| 23 | 2860 |
| 24 | 2990 |
| 25 | 3150 |
| 26 | 3588 |
| 27 | 3910 |
| 28 | 4550 |
| 29 | 4624 |
| 30 | 4680 |
| 31 | 4950 |
| 32 | 5434 |
| 33 | 5670 |
| 34 | 5984 |
| 35 | 6498 |
| 36 | 6960 |
| 37 | 7140 |
| 38 | 7548 |
| 39 | 8330 |
| 40 | 8398 |
| 41 | 8432 |
| 42 | 8436 |
| 43 | 8820 |
| 44 | 9568 |
| 45 | 10098 |