A259841 - OEIS

A259841 as a simple table

n	a(n)
1	1
2	3
3	1
4	15
5	5
6	2
7	117
8	37
9	17
10	7
11	1367
12	418
13	189
14	100
15	40
16	23329
17	7027
18	3058
19	1688
20	939
21	357
22	570933
23	171428
24	72194
25	39274
26	24050
27	13429
28	4820
29	19740068
30	5948380
31	2449366
32	1293768
33	807576
34	517548
35	283510
36	96030

[1,3,1,15,5,2,117,37,17,7,1367,418,189,100,40, 23329,7027,3058,1688,939,357,570933,171428,72194, 39274,24050,13429,4820,19740068,5948380,2449366, 1293768,807576,517548,283510,96030]