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 | 1 |
2 | -4 |
3 | -304 |
4 | 648896 |
5 | 2650020096 |
6 | -142483330376704 |
7 | 24311838501965418496 |
8 | -17572131142184492046434304 |
9 | 31550058162566932127305417424896 |
10 | -123841868587916789535717370523560443904 |
11 | 969729634851676570691527174556498457233719296 |
12 | -14068736567241332813708145418894026558391075423125504 |
13 | 356436464229966658550949874743523835716465340767523041181696 |
14 | -15023108679681039882374036580197265042861509571919315150655773999104 |