OFFSET
1,1
LINKS
R. Zumkeller, Table of n, a(n) for n = 1..5000
FORMULA
PROG
(Haskell)
import Data.List (elemIndices)
a171903 n = a171903_list !! (n-1)
a171903_list = elemIndices 0 $
zipWith (+) a196368_list $ tail a196368_list
-- Reinhard Zumkeller, Jan 31 2014
CROSSREFS
KEYWORD
AUTHOR
Reinhard Zumkeller, Feb 07 2010
STATUS
approved