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 | 4 |
| 2 | 30 |
| 3 | 48 |
| 4 | 110 |
| 5 | 208 |
| 6 | 270 |
| 7 | 320 |
| 8 | 368 |
| 9 | 510 |
| 10 | 590 |
| 11 | 688 |
| 12 | 750 |
| 13 | 1070 |
| 14 | 1216 |
| 15 | 1328 |
| 16 | 1566 |
| 17 | 1808 |
| 18 | 2030 |
| 19 | 2190 |
| 20 | 2510 |
| 21 | 2670 |
| 22 | 2768 |
| 23 | 3008 |
| 24 | 3088 |
| 25 | 3728 |
| 26 | 4110 |
| 27 | 4208 |
| 28 | 4430 |
| 29 | 4528 |
| 30 | 4688 |
| 31 | 4698 |
| 32 | 4910 |
| 33 | 5008 |
| 34 | 5696 |
| 35 | 5870 |
| 36 | 5886 |
| 37 | 5968 |
| 38 | 6128 |
| 39 | 6592 |
| 40 | 6846 |
| 41 | 7088 |
| 42 | 7310 |
| 43 | 7790 |
| 44 | 8384 |
| 45 | 9008 |
| 46 | 9230 |
| 47 | 9390 |
| 48 | 9488 |
| 49 | 9534 |
| 50 | 9710 |