A035048 - OEIS

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A035048 as a simple table

n	a(n)
1	1
2	1
3	4
4	3
5	23
6	11
7	176
8	25
9	563
10	137
11	6508
12	49
13	88069
14	363
15	91072
16	761
17	1593269
18	7129
19	31037876
20	7381
21	31730711
22	83711
23	744355888
24	86021
25	3788707301
26	1145993
27	11552032628
28	1171733
29	340028535787
30	1195757

[1,1,4,3,23,11,176,25,563,137,6508,49,88069,363, 91072,761,1593269,7129,31037876,7381,31730711, 83711,744355888,86021,3788707301,1145993, 11552032628,1171733,340028535787,1195757]