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) |
---|---|
10 | 1 |
11 | 57154490053 |
12 | 3563602618051323347605 |
13 | 220521264778812882986788501660885 |
14 | 13654753975171772337501943609360145428875733 |
15 | 845462977543736084817433183822531039414960234418458069 |