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 | 2 |
1 | 2 |
2 | 5 |
3 | 17 |
4 | 71 |
5 | 359 |
6 | 2159 |
7 | 15119 |
8 | 120959 |
9 | 1088639 |
10 | 10886399 |
11 | 119750399 |
12 | 1437004799 |
13 | 18681062399 |
14 | 261534873599 |
15 | 3923023103999 |
16 | 62768369663999 |
17 | 1067062284287999 |
18 | 19207121117183999 |
19 | 364935301226495999 |
20 | 7298706024529919999 |
21 | 153272826515128319999 |
22 | 3372002183332823039999 |