A253480 - OEIS

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A253480 as a simple table

n	a(n)
1	27000
2	1069400
3	44878810
4	1878758740
5	78704951512
6	3297669520142
7	138204642567680
8	5791515989673804
9	242710135725239668
10	10171279006748889244
11	426252400904323368342
12	17863104607113877927270

[27000,1069400,44878810,1878758740,78704951512, 3297669520142,138204642567680,5791515989673804, 242710135725239668,10171279006748889244, 426252400904323368342,17863104607113877927270]