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A010439 as a simple table

na(n)
10
21
33
44
59
610
712
813
916
1022
1125
1227
1330
1436
1539
1640
1742
1843
1948
2049
2151
2252
2355
2461
2564
2666
2769
2875

[0,1,3,4,9,10,12,13,16,22,25,27,30,36,39,40,42,43,
 48,49,51,52,55,61,64,66,69,75]