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A227050 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 2
7 1
8 4
9 88
10 0
11 976
12 22277
13 22365
14 376002
15 3172018
16 5821944
17 10222624
18 424452210
19 6129894510
20 38164752224 

[0,0,0,0,0,2,1,4,88,0,976,22277,22365,376002,
 3172018,5821944,10222624,424452210,6129894510,
 38164752224]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)