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A149191 as a simple table

na(n)
01
11
24
310
438
5122
6488
71710
87087
926321
10111541
11429981
121852992
137337801
1432021180
15129408800
16570358802
172341953471
1810405274367
1943277165242
20193563780133
21813625097670
223659544514239
2315519836602737
2470141510450253
25299727234321282
261360257096588248
275850780618278814

[1,1,4,10,38,122,488,1710,7087,26321,111541,
 429981,1852992,7337801,32021180,129408800,
 570358802,2341953471,10405274367,43277165242,
 193563780133,813625097670,3659544514239,
 15519836602737,70141510450253,299727234321282,
 1360257096588248,5850780618278814]