A327310 - OEIS

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A327310

a(n) = floor(3*n*r) - 3*floor(n*r), where r = sqrt(8).

0, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1, 0, 0, 2, 2, 1, 1

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OFFSET

0,2

LINKS

Clark Kimberling, Table of n, a(n) for n = 0..10000

FORMULA

a(n) = floor(3*n*r) - 3*floor(n*r), where r = sqrt(8).

MATHEMATICA

r = Sqrt[8]; z = 300;

t = Table[Floor[3 n*r] - 3 Floor[n*r], {n, 0, z}]

CROSSREFS

The positions of 0's, 1's and 2's in {a(n) : n > 0} are given by A327311, A327312 and A327313.