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Least k such that A078142(n) = A078142(n+k).
0

%I #5 Dec 15 2017 17:36:08

%S 2,6,3,9,6,1,8,18,9,4,1,5,11,11,7,21,3,1,13,3,7,9,12,3,5,54,11,1,14,

%T 11,15,2,34,5,12,48,3,7,3,25,3,7,13,7,10,2,6,15,28,4,7,36,7,3,36,3,56,

%U 16,2,2,3,6,15,12,4,7,3,3,3,11,24,3,33,9,10,11,2,49,13,162,13,44,7,24,1

%N Least k such that A078142(n) = A078142(n+k).

%Y Cf. A078142.

%K nonn

%O 2,1

%A _Jason Earls_, Nov 22 2002