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A054630 as a simple table

n a(n)
1 1
2 2
3 3
4 3
5 6
6 11
7 4
8 10
9 24
10 70
11 5
12 15
13 45
14 165
15 629
16 6
17 21
18 76
19 336
20 1560
21 7826
22 7
23 28
24 119
25 616
26 3367
27 19684
28 117655
29 8
30 36
31 176
32 1044
33 6560
34 43800
35 299600
36 2097684
37 9
38 45
39 249
40 1665
41 11817
42 88725
43 683289
44 5381685
45 43046889
46 10
47 55
48 340
49 2530
50 20008
51 166870
52 1428580
53 12501280
54 111111340
55 1000010044

[1,2,3,3,6,11,4,10,24,70,5,15,45,165,629,6,21,76,
 336,1560,7826,7,28,119,616,3367,19684,117655,8,36,
 176,1044,6560,43800,299600,2097684,9,45,249,1665,
 11817,88725,683289,5381685,43046889,10,55,340,
 2530,20008,166870,1428580,12501280,111111340,
 1000010044]

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Last modified October 16 07:30 EDT 2019. Contains 328051 sequences. (Running on oeis4.)