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A007631 as a simple table

na(n)
01
11
20
30
42
54
60
72
810
932
1038
11140
12496
131186
143178
1516792
1682038
17289566
181139874
195914118
2033800010
21142337180
22721286448
234384569864

[1,1,0,0,2,4,0,2,10,32,38,140,496,1186,3178,16792,
 82038,289566,1139874,5914118,33800010,142337180,
 721286448,4384569864]