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A052598 as a simple table

na(n)
01
10
24
312
4144
51200
615840
7211680
83467520
961689600
101241049600
1127223257600
12654316185600
1316999766784000
14476167826534400
1514282419447296000
16457079267893248000
1715539983733514240000

[1,0,4,12,144,1200,15840,211680,3467520,61689600,
 1241049600,27223257600,654316185600,
 16999766784000,476167826534400,14282419447296000,
 457079267893248000,15539983733514240000]