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A103820 as a simple table

na(n)
01
14
216
361
4232
5880
63337
712652
847968
9181861
10689488
112614048
129910609
1337573972
14142453744
15540083149
162047610680
177763081488
1829432076505
19111585473980
20423052651456
211603914376309
226080901083296
2323054446378816

[1,4,16,61,232,880,3337,12652,47968,181861,689488,
 2614048,9910609,37573972,142453744,540083149,
 2047610680,7763081488,29432076505,111585473980,
 423052651456,1603914376309,6080901083296,
 23054446378816]