

A047560


Numbers that are congruent to {0, 2, 3, 6, 7} mod 8.


1



0, 2, 3, 6, 7, 8, 10, 11, 14, 15, 16, 18, 19, 22, 23, 24, 26, 27, 30, 31, 32, 34, 35, 38, 39, 40, 42, 43, 46, 47, 48, 50, 51, 54, 55, 56, 58, 59, 62, 63, 64, 66, 67, 70, 71, 72, 74, 75, 78, 79, 80, 82, 83, 86, 87, 88
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OFFSET

1,2


LINKS

G. C. Greubel, Table of n, a(n) for n = 1..1000
Index entries for linear recurrences with constant coefficients, signature (1,0,0,0,1,1).


FORMULA

From Chai Wah Wu, May 29 2016: (Start)
a(n) = a(n1) + a(n5)  a(n6) for n>6.
G.f.: x^2*(x^4 + x^3 + 3*x^2 + x + 2)/(x^6  x^5  x + 1). (End)


MATHEMATICA

Select[Range[0, 90], MemberQ[{0, 2, 3, 6, 7}, Mod[#, 8]]&] (* Harvey P. Dale, Nov 17 2011 *)
LinearRecurrence[{1, 0, 0, 0, 1, 1}, {0, 2, 3, 6, 7, 8}, 50] (* G. C. Greubel, May 29 2016 *)


PROG

(MAGMA) [n : n in [0..150]  n mod 8 in [0, 2, 3, 6, 7]]; // Wesley Ivan Hurt, May 29 2016


CROSSREFS

Sequence in context: A299407 A028757 A184798 * A032899 A193528 A232681
Adjacent sequences: A047557 A047558 A047559 * A047561 A047562 A047563


KEYWORD

nonn,easy


AUTHOR

N. J. A. Sloane


STATUS

approved



