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A371157 as a simple table

na(n)
01
10
20
36
436
5160
61620
718648
8220080
92924640
1044775360
11753207840
1213836731040
13276442882560
145972081379264
15138607594171200
163440465206214400
1790951997553464320
182551374460670538240
1975694365919478960640
202368107785432883916800

[1,0,0,6,36,160,1620,18648,220080,2924640,
 44775360,753207840,13836731040,276442882560,
 5972081379264,138607594171200,3440465206214400,
 90951997553464320,2551374460670538240,
 75694365919478960640,2368107785432883916800]