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A072674 as a simple table

na(n)
00
14
214
340
4110
5304
6854
72440
87070
920704
1061094
11181240
12539630
131610704
144815734
1514414440
1643177790
17129402304
18387944774
191163310040
203488881550
2110464547504
2231389448214
2394159956040
24282463090910
25847355718304

[0,4,14,40,110,304,854,2440,7070,20704,61094,
 181240,539630,1610704,4815734,14414440,43177790,
 129402304,387944774,1163310040,3488881550,
 10464547504,31389448214,94159956040,282463090910,
 847355718304]