OFFSET
0,2
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..10000
FORMULA
MATHEMATICA
First[IntegerDigits[#]]&/@(5^Range[0, 100]) (* Harvey P. Dale, Jan 13 2015 *)
PROG
(PARI) a(n) = digits(5^n)[1]; \\ Michel Marcus, Jan 07 2014
CROSSREFS
KEYWORD
easy,nonn,base
AUTHOR
Almerio A. Castro (almerio.castro(AT)gmail.com), Nov 11 2005
EXTENSIONS
a(0)=1 prepended, and more terms from Michel Marcus, Jan 07 2014
STATUS
approved