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A127897 as a simple table

na(n)
00
11
22
37
427
5114
6507
72342
811125
954002
10266684
111335610
126767477
1334629709
14178701317
15928903447
164859345882
1725563551782
18135153617840
19717740916202
203826894116962
2120478451476328
22109945087353190
23592048943478464
243196930550222605
2517306392059508743
2693905862139673832

[0,1,2,7,27,114,507,2342,11125,54002,266684,
 1335610,6767477,34629709,178701317,928903447,
 4859345882,25563551782,135153617840,717740916202,
 3826894116962,20478451476328,109945087353190,
 592048943478464,3196930550222605,
 17306392059508743,93905862139673832]