A240320 - OEIS

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A240320 as a simple table

n	a(n)
1	8
2	444
3	35042
4	1352558
5	92600224
6	3462370700
7	233738937688
8	8672268288766
9	582902538705858
10	21576256799357398
11	1448119540625358398
12	53560507392284037968
13	3592992655465376146430
14	132855464267785586209842

[8,444,35042,1352558,92600224,3462370700, 233738937688,8672268288766,582902538705858, 21576256799357398,1448119540625358398, 53560507392284037968,3592992655465376146430, 132855464267785586209842]