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A098473 as a simple table

n a(n)
0 1
1 1
2 2
3 1
4 4
5 6
6 1
7 6
8 18
9 20
10 1
11 8
12 36
13 80
14 70
15 1
16 10
17 60
18 200
19 350
20 252
21 1
22 12
23 90
24 400
25 1050
26 1512
27 924
28 1
29 14
30 126
31 700
32 2450
33 5292
34 6468
35 3432
36 1
37 16
38 168
39 1120
40 4900
41 14112
42 25872
43 27456
44 12870
45 1
46 18
47 216
48 1680
49 8820
50 31752
51 77616
52 123552
53 115830

[1,1,2,1,4,6,1,6,18,20,1,8,36,80,70,1,10,60,200,
 350,252,1,12,90,400,1050,1512,924,1,14,126,700,
 2450,5292,6468,3432,1,16,168,1120,4900,14112,
 25872,27456,12870,1,18,216,1680,8820,31752,77616,
 123552,115830]

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Last modified April 23 16:38 EDT 2024. Contains 371916 sequences. (Running on oeis4.)