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 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 7 |
| 5 | 22 |
| 6 | 490 |
| 7 | 724 |
| 8 | 778 |
| 9 | 868 |
| 10 | 994 |
| 11 | 1109 |
| 12 | 1390 |
| 13 | 1415 |
| 14 | 1462 |
| 15 | 1642 |
| 16 | 1739 |
| 17 | 1829 |
| 18 | 2146 |
| 19 | 2362 |
| 20 | 3136 |
| 21 | 4954 |
| 22 | 6437 |
| 23 | 6628 |
| 24 | 7103 |
| 25 | 11200 |
| 26 | 12424 |
| 27 | 12863 |
| 28 | 14242 |
| 29 | 14249 |
| 30 | 15059 |
| 31 | 15203 |
| 32 | 16222 |
| 33 | 17140 |
| 34 | 18353 |
| 35 | 19192 |
| 36 | 21233 |
| 37 | 22853 |
| 38 | 24106 |
| 39 | 24574 |
| 40 | 24833 |
| 41 | 26896 |
| 42 | 27652 |
| 43 | 28253 |
| 44 | 30323 |
| 45 | 31306 |
| 46 | 31594 |
| 47 | 32386 |
| 48 | 33790 |
| 49 | 34985 |
| 50 | 36184 |
| 51 | 36310 |
| 52 | 40673 |
| 53 | 42196 |
| 54 | 43931 |
| 55 | 45911 |
| 56 | 45983 |