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A080408 as a simple table

na(n)
02
13
26
314
435
5116
6448
71980
810098
957840
10368201
112578384
1219697486
13163017000
141452918806
1513874348700
16141322966623
171529472867448
1817526468199148
19211996227034964
202699219798770446
2136085910558435148
22505406091697374877

[2,3,6,14,35,116,448,1980,10098,57840,368201,
 2578384,19697486,163017000,1452918806,13874348700,
 141322966623,1529472867448,17526468199148,
 211996227034964,2699219798770446,
 36085910558435148,505406091697374877]