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 | 2 |
2 | 6 |
3 | 105 |
4 | 5005 |
5 | 85085 |
6 | 1616615 |
7 | 37182145 |
8 | 6685349671 |
9 | 247357937827 |
10 | 10141675450907 |
11 | 436092044389001 |
12 | 20496326086283047 |
13 | 9156001667401012567 |
14 | 558516101711461766587 |
15 | 37420578814667938361329 |
16 | 2656861095841423623654359 |
17 | 193950859996423924526768207 |
18 | 15322117939717490037614688353 |
19 | 1271735788996551673122019133299 |