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 | 572 |
| 2 | 992 |
| 3 | 7544 |
| 4 | 10184 |
| 5 | 28544 |
| 6 | 83312 |
| 7 | 113072 |
| 8 | 122624 |
| 9 | 382772 |
| 10 | 507392 |
| 11 | 537248 |
| 12 | 698528 |
| 13 | 791264 |
| 14 | 1081568 |
| 15 | 1279136 |
| 16 | 2154584 |
| 17 | 2279072 |
| 18 | 5029184 |
| 19 | 15126992 |
| 20 | 29581424 |
| 21 | 74899952 |
| 22 | 89245784 |
| 23 | 95327216 |
| 24 | 307801856 |
| 25 | 623799776 |
| 26 | 712023296 |
| 27 | 903230984 |
| 28 | 1734487184 |
| 29 | 9210347984 |