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 | 2 |
| 2 | 13 |
| 3 | 41 |
| 4 | 269 |
| 5 | 2153 |
| 6 | 3181 |
| 7 | 4409 |
| 8 | 9293 |
| 9 | 11321 |
| 10 | 21433 |
| 11 | 27689 |
| 12 | 46829 |
| 13 | 51257 |
| 14 | 70969 |
| 15 | 87853 |
| 16 | 100109 |
| 17 | 106537 |
| 18 | 119993 |
| 19 | 141677 |
| 20 | 157133 |
| 21 | 165161 |
| 22 | 256441 |
| 23 | 277097 |
| 24 | 367721 |
| 25 | 430861 |
| 26 | 444089 |
| 27 | 457517 |
| 28 | 650281 |
| 29 | 858217 |
| 30 | 895673 |
| 31 | 914701 |
| 32 | 1033069 |
| 33 | 1053497 |
| 34 | 1137209 |
| 35 | 1224121 |