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Numbers n such that 3^n is the highest power of 3 dividing A240751(n).
7

%I #8 Apr 30 2017 22:34:34

%S 2,5,6,9,13,14,17,21,27,28,30,36,40,44,45,48,55,58,59,61,62,68,72,75,

%T 76,80,84,90,93,99,103,106,107,108,111,114,115,121,122,123,125,126,

%U 129,136,139,140,144,147,148,151,155,156,157,163,167,170,171,175,178,179

%N Numbers n such that 3^n is the highest power of 3 dividing A240751(n).

%C Is A005187 the same as values n such that 2^n||A240751(n)?

%Y Cf. A005187, A240751.

%K nonn,easy

%O 1,1

%A _David A. Corneth_, Apr 30 2017