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A047387 Numbers that are congruent to {1, 2, 5} mod 7. 0
1, 2, 5, 8, 9, 12, 15, 16, 19, 22, 23, 26, 29, 30, 33, 36, 37, 40, 43, 44, 47, 50, 51, 54, 57, 58, 61, 64, 65, 68, 71, 72, 75, 78, 79, 82, 85, 86, 89, 92, 93, 96, 99, 100, 103, 106, 107, 110, 113, 114, 117, 120, 121 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

Index to sequences with linear recurrences with constant coefficients, signature (1,0,1,-1)

FORMULA

G.f.  x*(1+x+3*x^2+2*x^3) / ( (1+x+x^2)*(x-1)^2 ). - R. J. Mathar, Dec 05 2011

CROSSREFS

Sequence in context: A176061 A183234 A108968 * A063282 A045928 A190768

Adjacent sequences:  A047384 A047385 A047386 * A047388 A047389 A047390

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 16 18:43 EST 2012. Contains 205939 sequences.