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A049610 as a simple table

na(n)
00
10
21
33
48
520
648
7112
8256
9576
101280
112816
126144
1313312
1428672
1561440
16131072
17278528
18589824
191245184
202621440
215505024
2211534336
2324117248
2450331648
25104857600
26218103808
27452984832
28939524096
291946157056
304026531840
318321499136
3217179869184
3335433480192

[0,0,1,3,8,20,48,112,256,576,1280,2816,6144,13312,
 28672,61440,131072,278528,589824,1245184,2621440,
 5505024,11534336,24117248,50331648,104857600,
 218103808,452984832,939524096,1946157056,
 4026531840,8321499136,17179869184,35433480192]