OFFSET
1,2
COMMENTS
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
PROG
(Haskell)
import Data.List (elemIndex); import Data.Maybe (fromJust)
a259543 = (+ 1) . fromJust . (`elemIndex` a259542_list) . subtract 1 . (* 2)
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jun 30 2015
STATUS
approved