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A151422 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 0
5 0
6 0
7 186944
8 19412204
9 1103839296
10 33723852288
11 579267441920
12 5744521082944
13 33558415333632
14 117224663972352
15 247312085243776
16 316992306111910
17 247312085243776
18 117224663972352
19 33558415333632

[1,0,0,0,0,0,0,186944,19412204,1103839296,
 33723852288,579267441920,5744521082944,
 33558415333632,117224663972352,247312085243776,
 316992306111910,247312085243776,117224663972352,
 33558415333632]

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Last modified June 15 11:51 EDT 2024. Contains 373407 sequences. (Running on oeis4.)