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 | 1 |
1 | 3 |
2 | 54 |
3 | 1737 |
4 | 80460 |
5 | 4866075 |
6 | 363195144 |
7 | 32252007249 |
8 | 3320837109648 |
9 | 388974074329395 |
10 | 51071746190248800 |
11 | 7429243977263853657 |
12 | 1185973466659967427264 |
13 | 206128694834273499148107 |
14 | 38747184998101320725389440 |
15 | 7832602778214436587234950625 |
16 | 1694328566956587966290832896256 |
17 | 390523839870137752804243701312099 |
18 | 95545779571238219801892087161845248 |
19 | 24730355203857044123269648640967753705 |
20 | 6751503716745494652518864431722119040000 |
21 | 1938877409334089151858199776112230794503803 |