A265453 - OEIS

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A265453 as a simple table

n	a(n)
1	12
2	250
3	7422
4	216466
5	6056182
6	161435322
7	4148236142
8	103476193518
9	2523840866186
10	60444664118334
11	1426665304637082
12	33267668122964462
13	768000220549574982
14	17579038730691587714
15	399459371232734669014

[12,250,7422,216466,6056182,161435322,4148236142, 103476193518,2523840866186,60444664118334, 1426665304637082,33267668122964462, 768000220549574982,17579038730691587714, 399459371232734669014]