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A078940 as a simple table

na(n)
01
14
219
3103
4622
54117
629521
7227290
81865881
916239523
10149142952
111439618143
1214555631781
13153700654036
141690684883191
1519328770917499
16229203640111870
172814018686591089
1835711716110387589
19467766675528462562

[1,4,19,103,622,4117,29521,227290,1865881,
 16239523,149142952,1439618143,14555631781,
 153700654036,1690684883191,19328770917499,
 229203640111870,2814018686591089,
 35711716110387589,467766675528462562]