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A151374 as a simple table

n a(n)
0 1
1 2
2 8
3 40
4 224
5 1344
6 8448
7 54912
8 366080
9 2489344
10 17199104
11 120393728
12 852017152
13 6085836800
14 43818024960
15 317680680960
16 2317200261120
17 16992801914880
18 125210119372800
19 926554883358720
20 6882979133521920
21 51309480813527040
22 383705682605506560
23 2877792619541299200

[1,2,8,40,224,1344,8448,54912,366080,2489344,
 17199104,120393728,852017152,6085836800,
 43818024960,317680680960,2317200261120,
 16992801914880,125210119372800,926554883358720,
 6882979133521920,51309480813527040,
 383705682605506560,2877792619541299200]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)