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A020766 as a simple table

na(n)
01
129
2571
39521
4144907
52083865
628847827
7388709777
85134091323
966784487561
10858403625443
1110928093824193
12138039056180299
131732402968047417
1421624191213455219
15268679676312195569

[1,29,571,9521,144907,2083865,28847827,388709777,
 5134091323,66784487561,858403625443,
 10928093824193,138039056180299,1732402968047417,
 21624191213455219,268679676312195569]