OFFSET
1,2
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
MATHEMATICA
(See A188967.)
PROG
(Haskell)
a188968 n = a188968_list !! (n-1)
a188968_list = filter ((== 0) . a188967) [1..]
-- Reinhard Zumkeller, May 18 2015
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Apr 14 2011
STATUS
approved