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A305141 as a simple table

na(n)
01
11
211
3228
46621
5240689
610351550
7509604000
828110904439
91711981045939
10113863658640249
118201890764752000
12635637023178406472
1352712939749766528868
144656568244615480818794
15436486181882215383918344
1643268184144892865821692559
174522468113281674174052795751
18497107356171097228291772997005

[1,1,11,228,6621,240689,10351550,509604000,
 28110904439,1711981045939,113863658640249,
 8201890764752000,635637023178406472,
 52712939749766528868,4656568244615480818794,
 436486181882215383918344,
 43268184144892865821692559,
 4522468113281674174052795751,
 497107356171097228291772997005]