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A316663 Floor(sqrt((2*n)^(n+1))) 0
0, 2, 8, 36, 181, 1000, 5985, 38416, 262144, 1889568, 14310835, 113379904, 936209559, 8031810176, 71397866601, 656100000000, 6219777023950, 60716992766464, 609359740010496, 6278211847988224, 66317769195774370, 717368321110468608, 7937902853812916501, 89762301673555234816, 1036371513660502339855 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..24.

CROSSREFS

Sequence in context: A129148 A285672 A081958 * A243948 A001540 A129044

Adjacent sequences:  A316660 A316661 A316662 * A316664 A316665 A316666

KEYWORD

nonn,easy

AUTHOR

Greg Huber, Jul 09 2018

STATUS

approved

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Last modified January 24 21:49 EST 2022. Contains 350565 sequences. (Running on oeis4.)