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) |
---|---|
1 | 2 |
2 | 5 |
3 | 31 |
4 | 1241 |
5 | 1923551 |
6 | 4440055831261 |
7 | 22999778415495431257188671 |
8 | 604559779613588034852176053517136070371409409780081 |
9 | 411179093017233901729922229390651516928263091167446329166300037456998815010841080003014976133796409791 |