OFFSET
0,3
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 0..10000
EXAMPLE
...,15,16,17,18,19,... -> ...,51,61,71,81,...
PROG
(Haskell)
a032762 n = a032762_list !! n
a032762_list = 0 : map read (zipWith (++) vs (tail us)) :: [Integer]
where (us, vs) = unzip $ map ((splitAt 1) . show) [0..]
-- Reinhard Zumkeller, Oct 10 2013
CROSSREFS
KEYWORD
nonn,base,nice
AUTHOR
Patrick De Geest, May 15 1998
STATUS
approved