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 | 666030256 |
| 2 | 696630544 |
| 3 | 967947856 |
| 4 | 1031796176 |
| 5 | 2840437756 |
| 6 | 3156691844 |
| 7 | 4150593232 |
| 8 | 4213181968 |
| 9 | 4796703664 |
| 10 | 4855069456 |
| 11 | 10168398448 |
| 12 | 11159012552 |
| 13 | 33707179456 |
| 14 | 33844856128 |
| 15 | 53151801712 |
| 16 | 55270703248 |
| 17 | 62393407792 |
| 18 | 65270990608 |
| 19 | 107122129216 |
| 20 | 107620508608 |
| 21 | 284624443948 |
| 22 | 287125556692 |