A032065 - OEIS

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A032065 as a simple table

n	a(n)
1	1
2	1
3	1
4	2
5	3
6	6
7	14
8	31
9	70
10	163
11	407
12	984
13	2445
14	6089
15	15412
16	39189
17	100217
18	257720
19	666068
20	1729169
21	4505362
22	11784473
23	30917383
24	81358804
25	214658044
26	567792612
27	1505281859
28	3999183421
29	10645793860

[1,1,1,2,3,6,14,31,70,163,407,984,2445,6089,15412, 39189,100217,257720,666068,1729169,4505362, 11784473,30917383,81358804,214658044,567792612, 1505281859,3999183421,10645793860]