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A090256 as a simple table

na(n)
11
22
34
410
581
66484
747045881
81976694790777935
93907322295888616316743319752489
1015267167523948202758593639172195435028185363247308211354852816

[1,2,4,10,81,6484,47045881,1976694790777935,
 3907322295888616316743319752489,
 15267167523948202758593639172195435028185363247308\
 211354852816]