OFFSET
1,1
LINKS
Jinyuan Wang, Table of n, a(n) for n = 1..500
MATHEMATICA
Table[SelectFirst[FromDigits/@Tuples[{3, 4}, n], PrimeQ], {n, 18}] (* The program uses the SelectFirst function from Mathematica version 10 *) (* Harvey P. Dale, May 29 2015 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Jan 04 1999
STATUS
approved