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A215455 as a simple table

na(n)
03
16
218
357
4186
5621
62109
77251
825146
987726
10307293
111079370
123798309
1313382817
1447191491
15166501902
16587670810
172074699233
187325660010
1925869337773
2091359785781
21322660334739
221139593274178
234024976418198
2414216179376325
2550211881768346
26177350652641349

[3,6,18,57,186,621,2109,7251,25146,87726,307293,
 1079370,3798309,13382817,47191491,166501902,
 587670810,2074699233,7325660010,25869337773,
 91359785781,322660334739,1139593274178,
 4024976418198,14216179376325,50211881768346,
 177350652641349]