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 | 6 |
3 | 42 |
4 | 416 |
5 | 5210 |
6 | 79212 |
7 | 1417094 |
8 | 29168624 |
9 | 679100562 |
10 | 17645739500 |
11 | 506235093782 |
12 | 15893604725352 |
13 | 542039221415354 |
14 | 19954673671286564 |
15 | 788708093950072830 |
16 | 33312472504166976992 |
17 | 1497371019734704549538 |
18 | 71368260385615670087388 |
19 | 3595248209512068272420582 |
20 | 190872048208819769608101080 |