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A047607
Numbers that are congruent to {0, 1, 2, 3, 5} mod 8.
1
0, 1, 2, 3, 5, 8, 9, 10, 11, 13, 16, 17, 18, 19, 21, 24, 25, 26, 27, 29, 32, 33, 34, 35, 37, 40, 41, 42, 43, 45, 48, 49, 50, 51, 53, 56, 57, 58, 59, 61, 64, 65, 66, 67, 69, 72, 73, 74, 75, 77, 80, 81, 82, 83, 85, 88, 89
OFFSET
1,3
FORMULA
G.f.: x^2*(3*x^4 + 2*x^3 + x^2 + x + 1)/((x-1)^2*(x^4 + x^3 + x^2 + x + 1)). [Colin Barker, Jul 02 2012]
MATHEMATICA
Flatten[Table[8n + {0, 1, 2, 3, 5}, {n, 0, 15}]] (* Alonso del Arte, Jan 13 2014 *)
PROG
(PARI) a(n)=(n-1)\5<<3+(n-1)%5+(n%5==0) \\ Charles R Greathouse IV, Sep 06 2011
CROSSREFS
Sequence in context: A169655 A286489 A002153 * A113051 A047372 A308469
KEYWORD
nonn,easy
STATUS
approved