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 | 9 |
2 | 108 |
3 | 1458 |
4 | 21060 |
5 | 318087 |
6 | 4960116 |
7 | 79227720 |
8 | 1289516436 |
9 | 21308126895 |
10 | 356506456680 |
11 | 6027199821864 |
12 | 102804351279084 |
13 | 1766931074710515 |
14 | 30570993847594800 |
15 | 532022685332573016 |
16 | 9306598678048938420 |
17 | 163549467160708850910 |
18 | 2886019647490699098588 |