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A055765 as a simple table

n a(n)
0 1
1 0
2 0
3 2
4 66
5 0
6 0
7 32208
8 130284
9 0
10 0
11 3676662
12 9177368
13 0
14 0
15 95643312
16 188222238
17 0
18 0
19 1143073734
20 1959783480
21 0
22 0
23 8506602000
24 13292902392
25 0
26 0
27 45762314600
28 67073793600
29 0
30 0
31 195390284832
32 272567987604
33 0
34 0

[1,0,0,2,66,0,0,32208,130284,0,0,3676662,9177368,
 0,0,95643312,188222238,0,0,1143073734,1959783480,
 0,0,8506602000,13292902392,0,0,45762314600,
 67073793600,0,0,195390284832,272567987604,0,0]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)