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n-th term of the Kolakoski sequence (A000002) multiplied by the n-th partial sum.
3

%I #5 Mar 31 2012 13:22:26

%S 1,6,10,6,7,18,10,24,28,15,34,38,20,21,46,24,25,54,58,30,64,33,34,72,

%T 37,78,82,42,43,90,46,47,98,50,104,108,55,114,118,60,61,126,64,132,

%U 136,69,142,72,73,150,76,77,158,162,82,168,172,87,88,180,91,186

%N n-th term of the Kolakoski sequence (A000002) multiplied by the n-th partial sum.

%H Nathaniel Johnston, <a href="/A074288/b074288.txt">Table of n, a(n) for n = 1..10000</a>

%e The Kolakoski sequence begins 1,2,2,1,1,2,... and its sequence of partial sums (A054353) begins 1,3,5,6,7,9,... Therefore the opening terms are 1,6,10,6,7,18.

%Y Cf. A054353, A074289.

%K nonn,easy

%O 1,2

%A _Jon Perry_, Sep 21 2002

%E Edited and offset corrected by _Nathaniel Johnston_, May 02 2011