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A100857 as a simple table

na(n)
13
25
329
4727
53628811
66599
76385271
81291883
9315389197
10123662437024088191
112107707330310062524424576119
1250717732086848522419
1314602944428087660261
1455353784249983832172137
1516166897314580017

[3,5,29,727,3628811,6599,6385271,1291883,
 315389197,123662437024088191,
 2107707330310062524424576119,50717732086848522419,
 14602944428087660261,55353784249983832172137,
 16166897314580017]