A379725 - OEIS

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A379725 as a simple table

n	a(n)
1	2
2	6
3	-60
4	126
5	-32760
6	-262140
7	-3145716
8	2147483646
9	-4611686018427387900
10	-2475880078570760549798248440
11	-1622592768292133633915780102881260
12	-340282366920938463463374607431768211452

[2,6,-60,126,-32760,-262140,-3145716,2147483646, -4611686018427387900, -2475880078570760549798248440, -1622592768292133633915780102881260, -340282366920938463463374607431768211452]