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 | 141 |
| 3 | 1210 |
| 4 | 5913 |
| 5 | 20944 |
| 6 | 59705 |
| 7 | 145800 |
| 8 | 317233 |
| 9 | 631328 |
| 10 | 1170369 |
| 11 | 2047960 |
| 12 | 3416105 |
| 13 | 5473008 |
| 14 | 8471593 |
| 15 | 12728744 |
| 16 | 18635265 |
| 17 | 26666560 |
| 18 | 37394033 |
| 19 | 51497208 |
| 20 | 69776569 |
| 21 | 93167120 |
| 22 | 122752665 |
| 23 | 159780808 |
| 24 | 205678673 |
| 25 | 262069344 |
| 26 | 330789025 |