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A060480 as a simple table

na(n)
11
20
32
41
56
60
718
810
956
1031
11186
1237
13630
14381
152182
161360
177710
18511
1927594
2017459
2199858
2263457
23364722
2477650
251342176
26860055
274971008
283195465
2918512790
303975719
3169273666
3244738560
33260300986
34168426235
35981706806
3670698768
373714566310
382411195913

[1,0,2,1,6,0,18,10,56,31,186,37,630,381,2182,1360,
 7710,511,27594,17459,99858,63457,364722,77650,
 1342176,860055,4971008,3195465,18512790,3975719,
 69273666,44738560,260300986,168426235,981706806,
 70698768,3714566310,2411195913]