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A011963 as a simple table

na(n)
10
22
34
410
519
644
776
8150
9251
10432
11686
121094
131646
142498
153608
165206
177301
1810160
1913814
2018718

[0,2,4,10,19,44,76,150,251,432,686,1094,1646,2498,
 3608,5206,7301,10160,13814,18718]