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 | 11 |
| 2 | 20 |
| 3 | 39 |
| 4 | 49 |
| 5 | 133 |
| 6 | 247 |
| 7 | 543 |
| 8 | 1218 |
| 9 | 1651 |
| 10 | 1729 |
| 11 | 2289 |
| 12 | 3097 |
| 13 | 4171 |
| 14 | 4503 |
| 15 | 6231 |
| 16 | 7303 |
| 17 | 7540 |
| 18 | 7563 |
| 19 | 8773 |
| 20 | 9139 |
| 21 | 12439 |
| 22 | 16627 |
| 23 | 16761 |
| 24 | 17157 |
| 25 | 20280 |
| 26 | 22021 |
| 27 | 22393 |
| 28 | 37051 |
| 29 | 37209 |
| 30 | 37387 |
| 31 | 45201 |
| 32 | 47257 |
| 33 | 51961 |
| 34 | 65379 |
| 35 | 66211 |
| 36 | 69601 |
| 37 | 100191 |
| 38 | 103861 |
| 39 | 105339 |