A105742 - OEIS

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A105742

For n>2, a(n) > 0 is such that a(n-1)^2+4*a(n-2)*a(n) is a minimal square, a(1)=1,a(2)=9.

0

1, 9, 10, 16, 8, 3, 5, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..102.

Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,1).

CROSSREFS

Cf. A076839, A105736 - A105746.

Sequence in context: A099616 A073829 A003135 * A105834 A280846 A121061

Adjacent sequences: A105739 A105740 A105741 * A105743 A105744 A105745

KEYWORD

nonn

AUTHOR

Zak Seidov, Apr 19 2005

EXTENSIONS

More terms from Ray Chandler, May 17 2024

STATUS

approved