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A070190 as a simple table

na(n)
01
10
210
30
4270
5240
610900
725200
8551950
92116800
1032458860
11169092000
122120787900
1313427013600
14149506414200
151075081207200
1611143223412750
1787198375264000
18865743970019500
197171730187336000
2069416724049550020

[1,0,10,0,270,240,10900,25200,551950,2116800,
 32458860,169092000,2120787900,13427013600,
 149506414200,1075081207200,11143223412750,
 87198375264000,865743970019500,7171730187336000,
 69416724049550020]