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A149371 as a simple table

na(n)
01
11
24
312
446
5161
6679
72679
811335
946123
10202969
11861581
123802695
1316362599
1473645207
15323694943
161459832206
176466787674
1829501513081
19132348273267
20604673867966
212726426138913
2212550493380399
2357060735346881
24262973859896489
251199843537998945
265558950506623078
2725511445519043023

[1,1,4,12,46,161,679,2679,11335,46123,202969,
 861581,3802695,16362599,73645207,323694943,
 1459832206,6466787674,29501513081,132348273267,
 604673867966,2726426138913,12550493380399,
 57060735346881,262973859896489,1199843537998945,
 5558950506623078,25511445519043023]