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A089831 as a simple table

n a(n)
1 1
2 10
3 0
4 115
5 10
6 0
7 1666
8 139
9 0
10 0
11 30198
12 2570
13 0
14 0
15 0
16 665148
17 47878
18 904
19 0
20 0
21 0
22 17296851
23 1017174
24 20972
25 0
26 0
27 0
28 0

[1,10,0,115,10,0,1666,139,0,0,30198,2570,0,0,0,
 665148,47878,904,0,0,0,17296851,1017174,20972,0,0,
 0,0]

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Last modified March 29 11:14 EDT 2024. Contains 371278 sequences. (Running on oeis4.)