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A081797 as a simple table

n a(n)
1 1
2 1
3 4
4 2
5 20
6 2
7 112
8 8
9 96
10 4
11 2816
12 16
13 16640
14 8
15 448
16 256
17 487424
18 8
19 2723840
20 512
21 11264
22 32
23 85917696
24 512
25 13107200
26 80
27 2236416
28 13568
29 15386804224
30 16
31 84515225600
32 212992
33 10911744
34 448
35 343670784
36 13824
37 15625695002624
38 1024

[1,1,4,2,20,2,112,8,96,4,2816,16,16640,8,448,256,
 487424,8,2723840,512,11264,32,85917696,512,
 13107200,80,2236416,13568,15386804224,16,
 84515225600,212992,10911744,448,343670784,13824,
 15625695002624,1024]

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Last modified April 23 10:29 EDT 2024. Contains 371905 sequences. (Running on oeis4.)