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 | 2 |
3 | 7 |
4 | 28 |
5 | 141 |
6 | 846 |
7 | 5927 |
8 | 47416 |
9 | 426745 |
10 | 4267450 |
11 | 46941951 |
12 | 563303420 |
13 | 7322944461 |
14 | 102521222462 |
15 | 1537818336943 |
16 | 24605093391088 |
17 | 418286587648497 |
18 | 7529158577672946 |
19 | 143054012975785975 |
20 | 2861080259515719516 |