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A157404 as a simple table

n a(n)
1 1
2 1
3 4
4 1
5 12
6 36
7 1
8 72
9 144
10 504
11 1
12 280
13 1800
14 2520
15 9576
16 1
17 1740
18 22320
19 37800
20 57456
21 229824
22 1
23 8484
24 182700
25 864360
26 1005480
27 1608768
28 6664896
29 1
30 57232
31 2380896
32 16546320
33 26276544
34 32175360
35 53319168
36 226606464

[1,1,4,1,12,36,1,72,144,504,1,280,1800,2520,9576,
 1,1740,22320,37800,57456,229824,1,8484,182700,
 864360,1005480,1608768,6664896,1,57232,2380896,
 16546320,26276544,32175360,53319168,226606464]

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Last modified April 25 11:24 EDT 2024. Contains 371967 sequences. (Running on oeis4.)