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A061057 as a simple table

na(n)
10
21
31
42
52
66
72
818
954
1030
1136
12576
13127
14840
15928
163712
1720160
1893696
19420480
20800640
211305696
227983360
2355056804
2465318400
25326592000
262286926400
272610934480
2813680979200
2918906930876
30674165366496
31326850970500
3216753029012720
3316880461678080

[0,1,1,2,2,6,2,18,54,30,36,576,127,840,928,3712,
 20160,93696,420480,800640,1305696,7983360,
 55056804,65318400,326592000,2286926400,2610934480,
 13680979200,18906930876,674165366496,326850970500,
 16753029012720,16880461678080]