A216138 - OEIS

%I #9 Oct 03 2012 14:59:17

%S 335,246,164,150,141,137,109,120,2,93,79,105,105,98,85,82,76,89,2,79,

%T 79,80,72,74,71,85,79,83,2,78,62,70,76,78,75,75,67,68,2,70,70,70,67,

%U 61,65,60,60,71,2,77,74,67,63,69,69,58,62,57,2,68,60,67,47,62

%N a(n) = conjectured number of integers k such that n^k has no three consecutive identical digits.

%H V. Raman, <a href="/A216138/b216138.txt">Table of n, a(n) for n = 2..99</a>

%Y Cf. A216063, A216064, A216065.

%K nonn,base

%O 2,1

%A _V. Raman_, Sep 01 2012