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 | 331 |
| 2 | 988 |
| 3 | 14911 |
| 4 | 31228 |
| 5 | 37969 |
| 6 | 84877 |
| 7 | 102121 |
| 8 | 318607 |
| 9 | 1058524 |
| 10 | 1403593 |
| 11 | 3760549 |
| 12 | 4796881 |
| 13 | 4912657 |
| 14 | 5717500 |
| 15 | 5734996 |
| 16 | 6804124 |
| 17 | 7188928 |
| 18 | 9903013 |
| 19 | 10133125 |
| 20 | 14040871 |
| 21 | 16930555 |
| 22 | 22656877 |
| 23 | 32878231 |
| 24 | 35956348 |
| 25 | 41917948 |
| 26 | 44653687 |
| 27 | 46692367 |
| 28 | 47107222 |
| 29 | 47222197 |
| 30 | 53033461 |