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) |
|---|---|
| 0 | 1575 |
| 1 | 173525 |
| 2 | 7089500 |
| 3 | 169229875 |
| 4 | 2841940500 |
| 5 | 37027355200 |
| 6 | 397125074750 |
| 7 | 3646072432125 |
| 8 | 29454549941750 |
| 9 | 213636919820625 |
| 10 | 1412749565173450 |
| 11 | 8620496275465025 |
| 12 | 49005643635237875 |
| 13 | 261578907351144125 |
| 14 | 1319510599727473500 |
| 15 | 6324621482504294325 |
| 16 | 28938037257084798150 |