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 | 285311670611 |
| 2 | 142655835305 |
| 3 | 95103890203 |
| 4 | 71327917652 |
| 5 | 57062334122 |
| 6 | 47551945101 |
| 7 | 40758810087 |
| 8 | 35663958826 |
| 9 | 31701296734 |
| 10 | 28531167061 |
| 11 | 25937424601 |
| 12 | 23775972550 |
| 13 | 21947051585 |
| 14 | 20379405043 |
| 15 | 19020778040 |