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 | 1 |
1 | 1 |
2 | 3 |
3 | 120 |
4 | 151200 |
5 | 10973491200 |
6 | 73004442255360000 |
7 | 64942882916646518784000000 |
8 | 10615517921765466641283416064000000000 |
9 | 419534029722194863260820186269027926016000000000000 |
10 | 5103425917047830280023316797736216735574814664897331200000000000000 |