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 | 7 |
| 2 | 13 |
| 3 | 139 |
| 4 | 1049 |
| 5 | 4481 |
| 6 | 8147 |
| 7 | 11047 |
| 8 | 11411 |
| 9 | 13049 |
| 10 | 17191 |
| 11 | 17921 |
| 12 | 25913 |
| 13 | 26321 |
| 14 | 28057 |
| 15 | 30169 |
| 16 | 33349 |
| 17 | 37561 |
| 18 | 38177 |
| 19 | 40487 |
| 20 | 42139 |
| 21 | 60493 |
| 22 | 65563 |
| 23 | 72871 |
| 24 | 74507 |
| 25 | 74521 |
| 26 | 77041 |
| 27 | 77069 |
| 28 | 93491 |
| 29 | 112363 |
| 30 | 127849 |
| 31 | 130621 |
| 32 | 138389 |
| 33 | 142787 |
| 34 | 144577 |
| 35 | 145109 |
| 36 | 158227 |
| 37 | 161561 |
| 38 | 165311 |