cp's OEIS Frontend

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.

A002899 Number of n-step polygons on f.c.c. lattice.

Table of values

n a(n)
0 1
1 0
2 12
3 48
4 540
5 4320
6 42240
7 403200
8 4038300
9 40958400
10 423550512
11 4434978240
12 46982827584
13 502437551616
14 5417597053440
15 58831951546368
16 642874989479580
17 7063600894137216
18 77991775777488144
19 864910651813116480

List of values

[1, 0, 12, 48, 540, 4320, 42240, 403200, 4038300, 40958400, 423550512, 4434978240, 46982827584, 502437551616, 5417597053440, 58831951546368, 642874989479580, 7063600894137216, 77991775777488144, 864910651813116480]