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A117784 as a simple table

n a(n)
1 3
2 0
3 6
4 0
5 41
6 0
7 154
8 0
9 931
10 0
11 4951
12 0
13 29932
14 0
15 180914
16 0
17 1089138
18 0
19 6823068
20 0
21 43644808
22 0
23 274927477
24 0

[3,0,6,0,41,0,154,0,931,0,4951,0,29932,0,180914,0,
 1089138,0,6823068,0,43644808,0,274927477,0]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)