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A052209 b(n)*b(2*n), b(n) = A001353(n+1). +0
1
4, 224, 11700, 608384, 31625044, 1643896800, 85451019364, 4441809150464, 230888624955300, 12001766689086944, 623860979209662484, 32428769152221187200, 1685672134936321275124, 87622522247536594107104 (list; graph; listen)
OFFSET

0,1

FORMULA

G.f.: (-4x^2+4)/[(1-4x+x^2)(1-52x+x^2)].

CROSSREFS

Sequence in context: A068210 A078693 A025420 this_sequence A042539 A113255 A024057

Adjacent sequences: A052206 A052207 A052208 this_sequence A052210 A052211 A052212

KEYWORD

nonn

AUTHOR

Gary W. Adamson, Feb 01 2000

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Last modified September 7 23:08 EDT 2008. Contains 143486 sequences.


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