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A237887 Numerator of a(n) where a(0) = a(1) = a(2) = 1,  a(n) * (a(n) + a(n+3)) = (a(n) + 2*a(n+2)) * (a(n) + a(n+2)). 1
1, 1, 1, 5, 65, 8621, 149184857, 44551677001092773, 3970578415163336458099984005568433, 31532720313075764582758396083530822599715967108537469217279098897853 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..9.

CROSSREFS

Cf. A237914.

Sequence in context: A012476 A195516 A167536 * A042491 A183899 A263784

Adjacent sequences:  A237884 A237885 A237886 * A237888 A237889 A237890

KEYWORD

nonn

AUTHOR

Michael Somos, Feb 15 2014

STATUS

approved

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Last modified September 25 16:40 EDT 2022. Contains 356986 sequences. (Running on oeis4.)