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A165931 as a simple table

n a(n)
1 1
2 1
3 1
4 2
5 4
6 6
7 8
8 22
9 24
10 44
11 112
12 120
13 176
14 520
15 692
16 1732
17 1440
18 2592
19 4032
20 6480
21 11088
22 18720
23 23760
24 43200
25 69984
26 123120
27 174960
28 321732
29 408240
30 641520
31 1139184
32 1959552
33 2799360
34 5073840
35 8550684
36 12830400
37 20820240
38 36684900
39 60993000
40 101803608
41 127591200
42 231575760

[1,1,1,2,4,6,8,22,24,44,112,120,176,520,692,1732,
 1440,2592,4032,6480,11088,18720,23760,43200,69984,
 123120,174960,321732,408240,641520,1139184,
 1959552,2799360,5073840,8550684,12830400,20820240,
 36684900,60993000,101803608,127591200,231575760]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)