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A171080 as a simple table

n a(n)
0 1
1 3
2 45
3 945
4 14175
5 467775
6 638512875
7 1915538625
8 488462349375
9 194896477400625
10 32157918771103125
11 2218896395206115625
12 3028793579456347828125
13 9086380738369043484375
14 3952575621190533915703125
15 28304394023345413370350078125
16 7217620475953080409439269921875

[1,3,45,945,14175,467775,638512875,1915538625,
 488462349375,194896477400625,32157918771103125,
 2218896395206115625,3028793579456347828125,
 9086380738369043484375,3952575621190533915703125,
 28304394023345413370350078125,
 7217620475953080409439269921875]

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Last modified May 24 14:36 EDT 2022. Contains 354037 sequences. (Running on oeis4.)