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 | 0 |
1 | 1 |
2 | -9 |
3 | 36 |
4 | 81 |
5 | -1524 |
6 | -4779 |
7 | 155316 |
8 | 643761 |
9 | -28041444 |
10 | -145069299 |
11 | 7794224196 |
12 | 48371836041 |
13 | -3078058903764 |
14 | -22284938832219 |
15 | 1637087002046676 |
16 | 13545357290061921 |
17 | -1127884947406124484 |
18 | -10498665795419017539 |
19 | 977073296798704710756 |