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A164193 as a simple table

na(n)
01
12
24
38
416
530
658
7112
8216
9416
10806
111560
123022
135860
1411376
1522092
1642940
1783524
18162580
19316672
20617254
211203940
222349788
234589120
248968134
2517536256
2634310596
2767169048
28131568744
29257852756
30505614824
31991950400
321947043300
333823580232

[1,2,4,8,16,30,58,112,216,416,806,1560,3022,5860,
 11376,22092,42940,83524,162580,316672,617254,
 1203940,2349788,4589120,8968134,17536256,34310596,
 67169048,131568744,257852756,505614824,991950400,
 1947043300,3823580232]