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 | 20 |
| 2 | 47 |
| 3 | 104 |
| 4 | 113 |
| 5 | 228 |
| 6 | 255 |
| 7 | 333 |
| 8 | 544 |
| 9 | 632 |
| 10 | 743 |
| 11 | 1054 |
| 12 | 1122 |
| 13 | 1518 |
| 14 | 1762 |
| 15 | 1901 |
| 16 | 2071 |
| 17 | 3617 |
| 18 | 4317 |
| 19 | 4432 |
| 20 | 4456 |
| 21 | 4513 |
| 22 | 4557 |
| 23 | 4727 |
| 24 | 4927 |
| 25 | 5000 |
| 26 | 5058 |
| 27 | 5080 |
| 28 | 5173 |
| 29 | 5473 |
| 30 | 5847 |
| 31 | 6047 |
| 32 | 6767 |
| 33 | 6832 |
| 34 | 7247 |
| 35 | 7408 |
| 36 | 7453 |
| 37 | 7487 |
| 38 | 7518 |
| 39 | 7921 |
| 40 | 7997 |
| 41 | 8127 |
| 42 | 8958 |
| 43 | 9208 |
| 44 | 9487 |
| 45 | 10917 |