A231851 - OEIS

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A231851 as a simple table

n	a(n)
1	8
2	144
3	7339
4	360966
5	17726611
6	870478586
7	42745416641
8	2099041399895
9	103074789422478
10	5061554394805698
11	248550911791818706
12	12205253749015192168
13	599346902427518296059
14	29431318417158665841585

[8,144,7339,360966,17726611,870478586,42745416641, 2099041399895,103074789422478,5061554394805698, 248550911791818706,12205253749015192168, 599346902427518296059,29431318417158665841585]