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A326587 as a simple table

na(n)
01
10
21
30
411
510
60
7645
8924
9280
100
11111563
12197802
13101640
1415400
150
1642567981
1786271640
1857717660
1915415400
201401400
210
2230342678923
2367630651098
2453492240256
2519158419280
263144741600
27190590400

[1,0,1,0,11,10,0,645,924,280,0,111563,197802,
 101640,15400,0,42567981,86271640,57717660,
 15415400,1401400,0,30342678923,67630651098,
 53492240256,19158419280,3144741600,190590400]