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A291211 as a simple table

na(n)
12
25
36
415
516
646
7135
8136
9385
101072
1121976
1259813
1359814
14162682
15162683
16442329
171202506
183268905
1924154808
2065659807
21485164995
221318815513
231318815514
2426489121842
2572004899025
26195729609091
27532048240237
281446257063899

[2,5,6,15,16,46,135,136,385,1072,21976,59813,
 59814,162682,162683,442329,1202506,3268905,
 24154808,65659807,485164995,1318815513,1318815514,
 26489121842,72004899025,195729609091,532048240237,
 1446257063899]