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A053651 as a simple table

na(n)
11
23
35
48
513
618
727
837
951
1070
1196
12130
13176
14232
15296
16380
17490
18620
19793
201019
211277
221624

[1,3,5,8,13,18,27,37,51,70,96,130,176,232,296,380,
 490,620,793,1019,1277,1624]