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A037140 Convolution of natural numbers n >= 1 with Fibonacci numbers F(k), for k >= 5. 2
5, 18, 44, 91, 172, 308, 533, 902, 1504, 2483, 4072, 6648, 10821, 17578, 28516, 46219, 74868, 121228, 196245, 317630, 514040, 831843, 1346064, 2178096, 3524357, 5702658, 9227228, 14930107, 24157564, 39087908, 63245717 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..30.

FORMULA

a(n) = F(n+9)-(29+8*n); G.f.: (5+3*x)/((1-x-x^2)*(1-x)^2); 29=L(7), Lucas number;

CROSSREFS

Cf. A000045, A001924, A001891, A033937, A033960.

Sequence in context: A160969 A213397 A101105 * A007237 A000339 A081435

Adjacent sequences:  A037137 A037138 A037139 * A037141 A037142 A037143

KEYWORD

easy,nonn

AUTHOR

Wolfdieter Lang

EXTENSIONS

Corrected by Franklin T. Adams-Watters, Oct 25 2006

STATUS

approved

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Last modified December 21 07:09 EST 2014. Contains 252297 sequences.