A222092 - OEIS

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A222092 as a simple table

n	a(n)
1	21
2	3014
3	439644
4	62776264
5	8936245171
6	1271770432077
7	181000238870646
8	25760940724765249
9	3666476510299319316
10	521840279989725924865
11	74272277349160073400124
12	10570998423180909949529557

[21,3014,439644,62776264,8936245171,1271770432077, 181000238870646,25760940724765249, 3666476510299319316,521840279989725924865, 74272277349160073400124, 10570998423180909949529557]