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A022167 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 4
5 1
6 1
7 13
8 13
9 1
10 1
11 40
12 130
13 40
14 1
15 1
16 121
17 1210
18 1210
19 121
20 1
21 1
22 364
23 11011
24 33880
25 11011
26 364
27 1
28 1
29 1093
30 99463
31 925771
32 925771
33 99463
34 1093
35 1
36 1
37 3280
38 896260
39 25095280
40 75913222
41 25095280

[1,1,1,1,4,1,1,13,13,1,1,40,130,40,1,1,121,1210,
 1210,121,1,1,364,11011,33880,11011,364,1,1,1093,
 99463,925771,925771,99463,1093,1,1,3280,896260,
 25095280,75913222,25095280]

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Last modified November 17 13:33 EST 2019. Contains 329230 sequences. (Running on oeis4.)