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A149092 as a simple table

na(n)
01
11
24
38
431
587
6323
71081
83973
914445
1054212
11204544
12786923
133038695
1411904138
1546856916
16185950943
17742818757
182981832628
1912038056472
2048820715319
21198765075087
22812772546171
233334144388475
2413723690769043
2556666703823593
26234592663532672
27973902799859392
284052797675504189

[1,1,4,8,31,87,323,1081,3973,14445,54212,204544,
 786923,3038695,11904138,46856916,185950943,
 742818757,2981832628,12038056472,48820715319,
 198765075087,812772546171,3334144388475,
 13723690769043,56666703823593,234592663532672,
 973902799859392,4052797675504189]