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 | 10 |
| 2 | 486 |
| 3 | 3788 |
| 4 | 16380 |
| 5 | 50852 |
| 6 | 127988 |
| 7 | 278906 |
| 8 | 547518 |
| 9 | 991740 |
| 10 | 1686602 |
| 11 | 2726152 |
| 12 | 4224676 |
| 13 | 6319970 |
| 14 | 9175294 |
| 15 | 12980046 |
| 16 | 17954222 |
| 17 | 24348932 |
| 18 | 32448240 |
| 19 | 42572590 |
| 20 | 55080404 |
| 21 | 70369230 |
| 22 | 88879322 |
| 23 | 111095332 |
| 24 | 137546940 |
| 25 | 168813148 |
| 26 | 205524308 |