OFFSET
1,1
LINKS
Pierre CAMI, Table of n, a(n) for n=1..10153
EXAMPLE
2*1=2, 2*1+1=3, and 23 the concatenation of 2 and 3 is prime, so a(1)=23
PROG
(Haskell)
a154530 n = a154530_list !! (n-1)
a154530_list = filter ((== 1) . a010051') a248378_list
-- Reinhard Zumkeller, Jun 27 2015
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Pierre CAMI, Jan 11 2009
EXTENSIONS
Edited by Charles R Greathouse IV, Apr 28 2010
STATUS
approved