A348801-OEIS公司

OEIS由OEIS基金会的许多慷慨捐赠者.

A348801型作为一个简单的表

n个	a（n）
0	0
1	0
2	0
三	0
4	0
5	0
6	0
7	0
8	0
9	0
10	0
11	0
12	0
13	0
14	0
15	0
16	176377605783906
17	43058445711817178
18	5477393987229533288
19	483573171728920541590
20	33299663456795126129156

[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,176377605783906,43058445711817178,5477393987229533288,483573171728920541590,33299663456795126129156]