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A261754 as a simple table

na(n)
12
24
30
411
50
631
70
80
90
100
110
121028
130
140
150
1612251
170
1843390
190
200
210
220
230
240
250
260
270
280
290

[2,4,0,11,0,31,0,0,0,0,0,1028,0,0,0,12251,0,43390,
 0,0,0,0,0,0,0,0,0,0,0]