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A301406 as a simple table

na(n)
164
28192
3975492
4117605364
514160945920
61705287652128
7205353183605152
824728921469216800
92977891883234338384
10358601972693344501136
1143183359211755735932560
125200201490023385537322336

[64,8192,975492,117605364,14160945920,
 1705287652128,205353183605152,24728921469216800,
 2977891883234338384,358601972693344501136,
 43183359211755735932560,5200201490023385537322336]