%I A086244
%S A086244 11,23,29,41,43,47,61,67,83,89,211,2029,2111,2129,2141,2143,2161,2341,
%T A086244 2383,2389,2503,2521,4111,4129,4349,4703,4943,6121,6521,6761,8329,8389,
%U A086244 8923,8929,11161,11411,12161,12941,14321,14341,14741,16111,16141,16561,
               16741,20323,20341,20389,20521,20743,20749,21121,21143,21149,21211,
               21611,23021,23029,23203,29411
%N A086244 Primes such that a sum of any two adjacent digits is prime; first and 
               last digits are considered adjacent.
%C A086244 Each (2- or more-digit) term must begin with one of the even digits 2,
               4,6,8 or else must begin and end with the digit 1. All repunit primes 
               (A004022) are terms as the sums are always 2.
%e A086244 2029 is a term because it is a prime and 2+0, 0+2, 2+9, 9+2 are all primes.
%Y A086244 Sequence in context: A091367 A088136 A164932 this_sequence A091939 A166559 
               A072185
%Y A086244 Adjacent sequences: A086241 A086242 A086243 this_sequence A086245 A086246 
               A086247
%K A086244 easy,base,nonn
%O A086244 1,1
%A A086244 Zak Seidov (zakseidov(AT)yahoo.com), Jul 13 2003
%E A086244 Corrected and extended by Rick L. Shepherd (rshepherd2(AT)hotmail.com), 
               Feb 11 2004