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A047252
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Numbers that are congruent to {0, 1, 3, 4, 5} mod 6.
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2
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0, 1, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 27, 28, 29, 30, 31, 33, 34, 35, 36, 37, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 51, 52, 53, 54, 55, 57, 58, 59, 60, 61, 63, 64, 65, 66, 67, 69, 70, 71, 72, 73, 75, 76, 77, 78, 79
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OFFSET
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1,3
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LINKS
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Table of n, a(n) for n=1..67.
Index entries for linear recurrences with constant coefficients, signature (1,0,0,0,1,-1).
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FORMULA
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a(n) = floor((6n-3)/5). - Gary Detlefs, Mar 07 2010
G.f.: x^2*(1+x)*(x^3+x+1) / ( (x^4+x^3+x^2+x+1)*(x-1)^2 ). - R. J. Mathar, Oct 08 2011
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MAPLE
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seq(floor((6*n-3)/5), n= 1..70); # Gary Detlefs, Mar 07 2010
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MATHEMATICA
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Flatten[#+{0, 1, 3, 4, 5}&/@(6Range[0, 12])] (* Harvey P. Dale, Apr 21 2011 *)
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CROSSREFS
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Sequence in context: A184336 A183300 A155854 * A039235 A247782 A039179
Adjacent sequences: A047249 A047250 A047251 * A047253 A047254 A047255
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane
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STATUS
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approved
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