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A223711 as a simple table

na(n)
14
216
353
4155
5418
61066
72611
86205
914408
1032852
1173825
12163951
13360574
14786574
151704095
163670193
177864516
1816777432
1935651821
2075497731
21159383834
22335544626
23704643403
241476395365
253087008128
266442451356
2713421773241
2827917287895

[4,16,53,155,418,1066,2611,6205,14408,32852,73825,
 163951,360574,786574,1704095,3670193,7864516,
 16777432,35651821,75497731,159383834,335544626,
 704643403,1476395365,3087008128,6442451356,
 13421773241,27917287895]