OFFSET
1,2
COMMENTS
A050430(a(n)) <= 3, 1 <= n <= 26.
PROG
(Haskell)
a193159 n = a193159_list !! (n-1)
a193159_list = map (+ 1) $ findIndices (<= 3) a050430_list
CROSSREFS
KEYWORD
nonn,base,fini,full
AUTHOR
Reinhard Zumkeller, Jul 16 2011
STATUS
approved