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A187120 as a simple table

n a(n)
3 1
4 1
5 3
6 1
7 6
8 15
9 1
10 9
11 42
12 112
13 1
14 12
15 81
16 377
17 1128
18 1
19 15
20 132
21 855
22 4248
23 14373
24 1
25 18
26 195
27 1606
28 10758
29 58269
30 221952
31 1
32 21
33 270
34 2690
35 22416
36 159633
37 947117
38 4029915
39 1
40 24
41 357
42 4167
43 41340
44 359616
45 2750067
46 17848872
47 84135510
48 1
49 27
50 456
51 6097

[1,1,3,1,6,15,1,9,42,112,1,12,81,377,1128,1,15,
 132,855,4248,14373,1,18,195,1606,10758,58269,
 221952,1,21,270,2690,22416,159633,947117,4029915,
 1,24,357,4167,41340,359616,2750067,17848872,
 84135510,1,27,456,6097]

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Last modified April 25 16:45 EDT 2024. Contains 371989 sequences. (Running on oeis4.)