OFFSET
1,2
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..3333
EXAMPLE
PROG
(Haskell)
import Data.List (isInfixOf, findIndex); import Data.Maybe (fromJust)
a238593 n = (+ 1) $ fromJust $ findIndex
(isInfixOf $ show $ a000040 n) (scanl1 (++) $ map show a000040_list)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, Mar 03 2014
STATUS
approved