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A260013 as a simple table

na(n)
1828
22738
318356
484050
5294336
61210568
75674360
824724512
9101249348
10428893472
111872332800
128043685448
1334055537824
14145297154312
15624337715924
162672815345922
1711402714613024
1848733917928200
19208637923678800

[828,2738,18356,84050,294336,1210568,5674360,
 24724512,101249348,428893472,1872332800,
 8043685448,34055537824,145297154312,624337715924,
 2672815345922,11402714613024,48733917928200,
 208637923678800]