A076108 - OEIS

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A076108 as a simple table

n	a(n)
1	1
2	1
3	27
4	0
5	3125
6	729
7	823543
8	0
9	19683
10	9765625
11	285311670611
12	0
13	302875106592253
14	678223072849
15	437893890380859375
16	0
17	827240261886336764177
18	387420489
19	1978419655660313589123979
20	0

[1,1,27,0,3125,729,823543,0,19683,9765625, 285311670611,0,302875106592253,678223072849, 437893890380859375,0,827240261886336764177, 387420489,1978419655660313589123979,0]