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A167743 Positive differences between distinct positive triangular numbers, with repetition. 0

%I #4 Aug 12 2015 00:39:11

%S 1,2,3,3,4,5,5,6,6,7,7,8,9,9,9,10,10,11,11,12,12,13,13,14,14,15,15,15,

%T 15,16,17,17,18,18,18,19,19,20,20,21,21,21,21,22,22,23,23,24,24,25,25,

%U 25,26,26,27,27,27,27,28,28,29,29,30,30,30,30,31,31,32,33,33,33,33,34

%N Positive differences between distinct positive triangular numbers, with repetition.

%C Or, n repeated A001227(n) times.

%Y Cf. A001227 Number of odd divisors of n.

%K nonn

%O 1,2

%A _Zak Seidov_, Nov 10 2009

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Last modified May 20 14:08 EDT 2024. Contains 372717 sequences. (Running on oeis4.)