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A141739 as a simple table

na(n)
01
13
25
38
414
518
623
731
839
947
1055
1165
1274
1386
1498
15113
16131
17145
18161
19177
20193
21209
22227
23243
24260

[1,3,5,8,14,18,23,31,39,47,55,65,74,86,98,113,131,
 145,161,177,193,209,227,243,260]