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 | 102 |
| 2 | 110 |
| 3 | 140 |
| 4 | 150 |
| 5 | 170 |
| 6 | 209 |
| 7 | 210 |
| 8 | 260 |
| 9 | 330 |
| 10 | 4506 |
| 11 | 11620 |
| 12 | 17054 |
| 13 | 19008 |
| 14 | 20979 |
| 15 | 24120 |
| 16 | 27780 |
| 17 | 32305 |
| 18 | 32805 |
| 19 | 34590 |
| 20 | 42012 |
| 21 | 52054 |
| 22 | 55048 |
| 23 | 59049 |
| 24 | 65610 |
| 25 | 70536 |
| 26 | 75006 |
| 27 | 90432 |
| 28 | 111006 |
| 29 | 112050 |
| 30 | 118098 |
| 31 | 120594 |
| 32 | 136052 |
| 33 | 150297 |
| 34 | 153302 |
| 35 | 160824 |
| 36 | 181039 |
| 37 | 183708 |
| 38 | 208044 |