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A256906 as a simple table

na(n)
11
23
36
415
521
624
731
8291
9408
10457
11643
122671
132676
1410893
1521151
1626445
1777304
1896312

[1,3,6,15,21,24,31,291,408,457,643,2671,2676,
 10893,21151,26445,77304,96312]