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A184316 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 3
6 7
7 69
8 574
9 3336
10 23562
11 140933
12 948340
13 5733551
14 37091416
15 225775799
16 1419329282
17 8589008422

[1,1,1,1,3,7,69,574,3336,23562,140933,948340,
 5733551,37091416,225775799,1419329282,8589008422]

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Last modified November 16 22:20 EST 2019. Contains 329208 sequences. (Running on oeis4.)