A180022 - OEIS

%I #2 Mar 30 2012 17:25:51

%S 11,11,13,31,17,71,31,13,37,73,71,17,73,37,79,97,97,79,101,101,107,

%T 701,113,311,131,131,149,941,151,151,157,751,167,761,179,971,181,181,

%U 191,191,199,991,311,113,313,313,337,733,347,743,353,353,359,953,373,373

%N Primes that can be obtained from other primes by interchanging the first and last digits. The source prime and the resulting prime are written consecutively.

%C This sequence is different from A007500 and A069706. [From _Parthasarathy Nambi_, Aug 07 2010]

%e 389 is a prime and the prime 983 is obtained by interchanging the first and last digits.

%Y Cf. A179826, A180006

%Y Cf. A007500,A069706. [From _Parthasarathy Nambi_, Aug 07 2010]

%K base,nonn

%O 1,1

%A _Parthasarathy Nambi_, Aug 06 2010