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A113712 as a simple table

na(n)
01
13
211
351
4291
51955
614947
7127203
81188067
912063459
10132253411
111557096163
1219600652003
13262792435427
143740012173027
1556328120653539
16895281283880675
1714978332471744227
18263154416079230691
194844530248867534563

[1,3,11,51,291,1955,14947,127203,1188067,12063459,
 132253411,1557096163,19600652003,262792435427,
 3740012173027,56328120653539,895281283880675,
 14978332471744227,263154416079230691,
 4844530248867534563]