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 | 13 |
2 | 73 |
3 | 3991681 |
4 | 47900161 |
5 | 130767436801 |
6 | 2585201673888497664001 |
7 | 40329146112660563558400001 |
8 | 1376375309122634504631597958158090240000001 |
9 | 11962222086548019456196316149565771506438373376000000001 |