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) |
---|---|
12 | 12 |
13 | 159588 |
14 | 188972784 |
15 | 82965682800 |
16 | 21005730345600 |
17 | 3748679961586560 |
18 | 526390865228067840 |
19 | 62217055603837854720 |
20 | 6471318681640036224000 |
21 | 610909570703009305728000 |
22 | 53525038934303849706393600 |
23 | 4425402761285129060851814400 |
24 | 349680886000693821465783091200 |
25 | 26668509525935198065515571200000 |