A114161 - OEIS

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A114161 as a simple table

n	a(n)
0	3
1	5
2	17
3	91
4	667
5	6213
6	70233
7	933819
8	14277555
9	246772485
10	4757596065
11	101218975515
12	2355535057995
13	59520844736325
14	1622874515042025
15	47490277029572475
16	1484579154624005475
17	49374909670517201925

[3,5,17,91,667,6213,70233,933819,14277555, 246772485,4757596065,101218975515,2355535057995, 59520844736325,1622874515042025,47490277029572475, 1484579154624005475,49374909670517201925]