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A111418 as a simple table

n a(n)
0 1
1 3
2 1
3 10
4 5
5 1
6 35
7 21
8 7
9 1
10 126
11 84
12 36
13 9
14 1
15 462
16 330
17 165
18 55
19 11
20 1
21 1716
22 1287
23 715
24 286
25 78
26 13
27 1
28 6435
29 5005
30 3003
31 1365
32 455
33 105
34 15
35 1
36 24310
37 19448
38 12376
39 6188
40 2380
41 680
42 136
43 17
44 1
45 92378
46 75582
47 50388

[1,3,1,10,5,1,35,21,7,1,126,84,36,9,1,462,330,165,
 55,11,1,1716,1287,715,286,78,13,1,6435,5005,3003,
 1365,455,105,15,1,24310,19448,12376,6188,2380,680,
 136,17,1,92378,75582,50388]

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Last modified January 17 16:39 EST 2019. Contains 319235 sequences. (Running on oeis4.)