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A360514 as a simple table

na(n)
11
21
34
49
556
6185
71632
87217
981664
10451089
116241280
1241375609
13676506624
145232134921
1598709925888
16872492313825
1718655203885056
18185503858236065
194432984678858752
2048978641359097705
211293646660855398400
2215722400263686662105
23454816628946740707328

[1,1,4,9,56,185,1632,7217,81664,451089,6241280,
 41375609,676506624,5232134921,98709925888,
 872492313825,18655203885056,185503858236065,
 4432984678858752,48978641359097705,
 1293646660855398400,15722400263686662105,
 454816628946740707328]