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A151784 6^{wt(n)-1} where wt(n) is the binary weight of n (A000120). 1


%S 1,1,6,1,6,6,36,1,6,6,36,6,36,36,216,1,6,6,36,6,36,36,216,6,36,36,216,

%T 36,216,216,1296,1,6,6,36,6,36,36,216,6,36,36,216,36,216,216,1296,6,

%U 36,36,216,36,216,216,1296,36,216,216,1296,216,1296,1296,7776,1,6,6,36,6,36,36

%N 6^{wt(n)-1} where wt(n) is the binary weight of n (A000120).

%e Contribution from _Omar E. Pol_, Jul 21 2009: (Start)

%e If written as a triangle:

%e 1;

%e 1,6;

%e 1,6,6,36;

%e 1,6,6,36,6,36,36,216;

%e 1,6,6,36,6,36,36,216,6,36,36,216,36,216,216,1296;

%e 1,6,6,36,6,36,36,216,6,36,36,216,36,216,216,1296,6,36,36,216,36,216,216,...

%e (End)

%Y Cf. A048896, A147610, A151780, A151783, A000120.

%Y Cf. A000400. [From _Omar E. Pol_, Jul 21 2009]

%K nonn

%O 1,3

%A _N. J. A. Sloane_, Jun 25 2009

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Last modified January 23 04:16 EST 2020. Contains 331168 sequences. (Running on oeis4.)