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) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 8 |
| 3 | 72 |
| 4 | 64 |
| 5 | 521 |
| 6 | 621 |
| 7 | 433 |
| 8 | 521 |
| 9 | 972 |
| 10 | 1000 |
| 11 | 3311 |
| 12 | 8721 |
| 13 | 9721 |
| 14 | 7442 |
| 15 | 7533 |
| 16 | 9640 |
| 17 | 9431 |
| 18 | 8532 |
| 19 | 9865 |
| 20 | 8000 |
| 21 | 9621 |
| 22 | 86410 |
| 23 | 76211 |
| 24 | 84321 |
| 25 | 65521 |
| 26 | 77651 |
| 27 | 98631 |
| 28 | 95221 |
| 29 | 98432 |
| 30 | 72000 |
| 31 | 99721 |
| 32 | 87632 |
| 33 | 97533 |
| 34 | 94330 |
| 35 | 87542 |
| 36 | 66654 |
| 37 | 65530 |
| 38 | 87542 |
| 39 | 99531 |