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A223763 as a simple table

na(n)
12
212
371
4361
51748
68007
735513
8153450
9651075
102723829
1111275932
1246302339
13188958191
14767474182
153105857015

[2,12,71,361,1748,8007,35513,153450,651075,
 2723829,11275932,46302339,188958191,767474182,
 3105857015]