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A026227 a(n) = (1/3)*(s(n) + 2), where s = A026226. 2

%I

%S 1,3,6,7,9,12,15,16,18,19,21,24,25,27,30,33,34,36,39,42,43,45,46,48,

%T 51,52,54,55,57,60,61,63,66,69,70,72,73,75,78,79,81,84,87,88,90,93,96,

%U 97,99,100,102,105,106,108,111,114,115,117,120

%N a(n) = (1/3)*(s(n) + 2), where s = A026226.

%K nonn

%O 1,2

%A _Clark Kimberling_

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Last modified June 20 08:06 EDT 2019. Contains 324229 sequences. (Running on oeis4.)