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A218926 as a simple table

n a(n)
0 0
1 0
2 0
3 1
4 5
5 13
6 44
7 98
8 419
9 722
10 1592
11 3304
12 12645
13 24792 

[0,0,0,1,5,13,44,98,419,722,1592,3304,12645,24792]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)