OFFSET
1,2
COMMENTS
a(n)<=3 and for n>1: a(n)>=2 and a(n)=3 iff n=2^k-1, k>1.
a(n) = A225243(n,1). - Reinhard Zumkeller, Aug 14 2013
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
FORMULA
For n > 1: a(n) = A036987(n) + 2. Reinhard Zumkeller, Aug 14 2013
PROG
(Haskell)
a078832 = head . a225243_row -- Reinhard Zumkeller, Aug 14 2013
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, Dec 08 2002
STATUS
approved