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A370227
as a simple table
n
a(n)
1
0
2
0
3
0
4
0
5
0
6
0
7
1
8
3
9
9
10
25
11
69
12
201
13
620
14
1923
15
6339
16
22238
17
82443
18
333723
19
1490051
20
7241421
[0,0,0,0,0,0,1,3,9,25,69,201,620,1923,6339,22238, 82443,333723,1490051,7241421]
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Last modified July 14 11:30 EDT 2024. Contains 374318 sequences. (Running on oeis4.)