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A145922 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
11 497
12 2485
13 0
14 0
15 47570
16 166495
17 0
18 0
19 5084310
20 13219206
21 0
22 0
23 154102305
24 308204610
25 0
26 0
27 1710651635
28 2688166855
29 0
30 0
31 7377935180
32 9222418975
33 0
34 0
35 12879738244
36 12879738244
37 0
38 0
39 9222418975

[1,0,0,0,0,0,0,0,0,0,0,497,2485,0,0,47570,166495,
 0,0,5084310,13219206,0,0,154102305,308204610,0,0,
 1710651635,2688166855,0,0,7377935180,9222418975,0,
 0,12879738244,12879738244,0,0,9222418975]

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Last modified May 9 06:30 EDT 2021. Contains 343692 sequences. (Running on oeis4.)