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A269672 as a simple table

na(n)
12
29
360
4570
56918
6102606
71799256
836430614
9836599530
1021486777246
11610316761236
1218996711425718
13643003101276270
1423514920033329950
15923967843215031600
1638820647241658051158
171736732998701525266514

[2,9,60,570,6918,102606,1799256,36430614,
 836599530,21486777246,610316761236,18996711425718,
 643003101276270,23514920033329950,
 923967843215031600,38820647241658051158,
 1736732998701525266514]