A192932 - OEIS

A192932

Squares of numbers in Perrin sequence.

9, 0, 4, 9, 4, 25, 25, 49, 100, 144, 289, 484, 841, 1521, 2601, 4624, 8100, 14161, 24964, 43681, 76729, 134689, 236196, 414736, 727609, 1276900, 2241009, 3932289, 6901129, 12110400, 21252100, 37295449, 65448100

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OFFSET

0,1

COMMENTS

Perrin numbers are numbers in A001608.

LINKS

Table of n, a(n) for n=0..32.

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

FORMULA

a(n) = (A001608(n))^2.

G.f.: -x*(-4-5*x+9*x^2-8*x^3+9*x^4)/ ((x^3-x-1)*(x^3-x^2+2*x-1)). - R. J. Mathar, Aug 06 2011

CROSSREFS

Cf. A001608.

Sequence in context: A021088 A021529 A196398 * A361061 A301865 A370705

Adjacent sequences: A192929 A192930 A192931 * A192933 A192934 A192935

KEYWORD

nonn,easy

AUTHOR

Kausthub Gudipati, Aug 05 2011

STATUS

approved