A332188 - OEIS

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A332188 as a simple table

n	a(n)
0	0
1	3
2	72
3	1557
4	36928
5	986550
6	29641608
7	994006209
8	36887753216
9	1502798312547
10	66730937637400
11	3209318261685690
12	166242143849148864
13	9229638177763268395
14	546842961612529341032
15	34443269219453881669425

[0,3,72,1557,36928,986550,29641608,994006209, 36887753216,1502798312547,66730937637400, 3209318261685690,166242143849148864, 9229638177763268395,546842961612529341032, 34443269219453881669425]