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A178405 Numbers such that the rounded up arithmetic mean of their digits differs from their digital root. 3

%I #5 Mar 30 2012 18:51:06

%S 11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,

%T 34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,

%U 57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76

%N Numbers such that the rounded up arithmetic mean of their digits differs from their digital root.

%C A004427(a(n)) <> A010888(a(n)); complement of A178404.

%H R. Zumkeller, <a href="/A178405/b178405.txt">Table of n, a(n) for n = 1..10000</a>

%K base,easy,nonn

%O 1,1

%A _Reinhard Zumkeller_, May 27 2010

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Last modified November 29 00:31 EST 2023. Contains 367422 sequences. (Running on oeis4.)