OFFSET
1,2
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..16383
FORMULA
MATHEMATICA
Table[IntegerExponent[5^n - 3^n, 2], {n, 100}] (* T. D. Noe, Oct 12 2011 *)
PROG
(PARI) A195986(n) = valuation(5^n - 3^n, 2); \\ Antti Karttunen, Nov 06 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
John W. Layman, Oct 12 2011
EXTENSIONS
Name clarified by Antti Karttunen, Nov 06 2018
STATUS
approved