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A110392 a(n) = L((2n+1)^2)/L(2n+1), where L(n) = Lucas Number. 0
1, 19, 15251, 599786069, 1114769987764201, 97420733208491869044199, 400012422749007152825031617346281, 77162215003721161199201918848868019810593999 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Subsidiary sequence : a(n)= L((2n+1)*n)/L(n).

LINKS

Table of n, a(n) for n=0..7.

EXAMPLE

a(2) = L(25)/L(5) = 167761/11 = 15251.

MAPLE

with(combinat): seq((2*fibonacci((2*n+1)^2+1)-fibonacci((2*n+1)^2))/(2*fibonacci(2*n+2)-fibonacci(2*n+1)), n=0..9); (Deutsch)

CROSSREFS

Cf. A000204.

Sequence in context: A270069 A186165 A198412 * A107100 A233233 A203581

Adjacent sequences:  A110389 A110390 A110391 * A110393 A110394 A110395

KEYWORD

easy,nonn

AUTHOR

Amarnath Murthy, Jul 27 2005

EXTENSIONS

More terms from Emeric Deutsch, Jul 31 2005

STATUS

approved

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Last modified December 9 21:41 EST 2016. Contains 278987 sequences.