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 | 59049 |
| 2 | 118098 |
| 3 | 236196 |
| 4 | 472392 |
| 5 | 944784 |
| 6 | 1889568 |
| 7 | 3779136 |
| 8 | 7558272 |
| 9 | 9765625 |
| 10 | 15116544 |
| 11 | 19531250 |
| 12 | 30233088 |
| 13 | 39062500 |
| 14 | 60466176 |
| 15 | 78125000 |
| 16 | 120932352 |
| 17 | 156250000 |
| 18 | 241864704 |
| 19 | 282475249 |
| 20 | 312500000 |
| 21 | 483729408 |
| 22 | 564950498 |
| 23 | 625000000 |
| 24 | 967458816 |
| 25 | 1129900996 |
| 26 | 1250000000 |
| 27 | 1934917632 |