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A000911 as a simple table

na(n)
06
160
2420
32520
413860
572072
6360360
71750320
88314020
938798760
10178474296
11811246800
123650610600
1316287339600
1472129646800
15317370445920
161388495700900
176044040109800
1826190840475800
19113034153632400
20486046860619320
212083057974082800
228900338616535600

[6,60,420,2520,13860,72072,360360,1750320,8314020,
 38798760,178474296,811246800,3650610600,
 16287339600,72129646800,317370445920,
 1388495700900,6044040109800,26190840475800,
 113034153632400,486046860619320,2083057974082800,
 8900338616535600]