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A019175 as a simple table

na(n)
30
40
56
66
76
827
952
10105
11280
12592
131428
143653
158294
1620587
1752878
18130568
19331526
20859744
212219252
225778757
2315171768
2439925520
25105556976
26279913825
27743392894
281979348991
295279012264
3014094315773
3137689916670

[0,0,6,6,6,27,52,105,280,592,1428,3653,8294,20587,
 52878,130568,331526,859744,2219252,5778757,
 15171768,39925520,105556976,279913825,743392894,
 1979348991,5279012264,14094315773,37689916670]