A105739 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)=6.

1, 6, 7, 3, 4, 4, 3, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1, 1, 2, 3, 2, 1

Offset

1,2

Links

Table of n, a(n) for n=1..22.

Crossrefs

Cf. A105734 - A105746.

Sequence in context: A154972 A093603 A245513 * A105831 A248650 A154339

Adjacent sequences: A105736 A105737 A105738 * A105740 A105741 A105742

Keyword

nonn

Author

Zak Seidov, Apr 19 2005

Status

approved