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A294489 as a simple table

na(n)
10
21
34
46
512
628
739
858
973
10102
11141
12409
13423
14567
15831
16930
171515
182619
195727
209235
2112706
2213189
2337182
2473917

[0,1,4,6,12,28,39,58,73,102,141,409,423,567,831,
 930,1515,2619,5727,9235,12706,13189,37182,73917]