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A145680 as a simple table

na(n)
26
32
43
54
65
7216
87
98
109
115292000
1211
1310584000
1413
154991499040640000
16165375
1716
1817
19235270656
2019
21101867327360000
228107610881081625211441398582431641600000
2319235716742537891017605454376709022095843377283072000000
2423
25552063590295800832
2625

[6,2,3,4,5,216,7,8,9,5292000,11,10584000,13,
 4991499040640000,165375,16,17,235270656,19,
 101867327360000,
 8107610881081625211441398582431641600000,
 19235716742537891017605454376709022095843377283072\
 000000,23,552063590295800832,25]