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A303830 as a simple table

na(n)
10
21
32
410
556
6477
75879
8117729
94014125
10242887444
1126562628943
125300430360196
131941457570816837
141311926679135555495
151643205542452252078848
163831756372376104769454402
1716704363592309800046798746041
18136665888984665718748205681747780

[0,1,2,10,56,477,5879,117729,4014125,242887444,
 26562628943,5300430360196,1941457570816837,
 1311926679135555495,1643205542452252078848,
 3831756372376104769454402,
 16704363592309800046798746041,
 136665888984665718748205681747780]