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A222516 as a simple table

n a(n)
1 0
2 0
3 0
4 9
5 0
6 114
7 0
8 1881
9 0
10 33828
11 0
12 624019
13 0
14 11640594
15 0
16 218436985
17 0
18 4115818812
19 0
20 77807963106
21 0
22 1475137178140
23 0
24 28037418382435
25 0
26 534101042736588
27 0
28 10195012207704303
29 0
30 194958882346128666
31 0

[0,0,0,9,0,114,0,1881,0,33828,0,624019,0,11640594,
 0,218436985,0,4115818812,0,77807963106,0,
 1475137178140,0,28037418382435,0,534101042736588,
 0,10195012207704303,0,194958882346128666,0]

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Last modified May 28 12:54 EDT 2024. Contains 372913 sequences. (Running on oeis4.)