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 | 70 |
| 2 | 1430 |
| 3 | 1870 |
| 4 | 2002 |
| 5 | 2090 |
| 6 | 2210 |
| 7 | 2470 |
| 8 | 2530 |
| 9 | 2990 |
| 10 | 3190 |
| 11 | 3230 |
| 12 | 3410 |
| 13 | 3770 |
| 14 | 4030 |
| 15 | 4070 |
| 16 | 4510 |
| 17 | 4730 |
| 18 | 5170 |
| 19 | 5830 |
| 20 | 15015 |
| 21 | 19635 |
| 22 | 21945 |
| 23 | 23205 |
| 24 | 25935 |
| 25 | 26565 |
| 26 | 31395 |
| 27 | 33495 |
| 28 | 33915 |
| 29 | 35805 |
| 30 | 39585 |
| 31 | 41055 |
| 32 | 42315 |
| 33 | 42735 |
| 34 | 45885 |
| 35 | 47355 |
| 36 | 49665 |
| 37 | 49742 |
| 38 | 50505 |
| 39 | 51765 |
| 40 | 54285 |
| 41 | 55965 |
| 42 | 58695 |
| 43 | 58786 |
| 44 | 60214 |
| 45 | 61215 |
| 46 | 64155 |
| 47 | 67298 |