login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A180407 Primes from sequence A091367 whose reverse is still a prime. 0

%I

%S 113,131,179,191,199,311,313,337,353,373,733,739,797,919,937,971,991,

%T 1031,1033,1091,1097,1103,1109,1181,1301,1439,1471,1499,1741,1811,

%U 1901,1949,3011,3169,3301,3343,3347,3389,3433,3583,3853,7187,7433,7457,7547

%N Primes from sequence A091367 whose reverse is still a prime.

%e a(5)=199 since 1^2+9^2+9^2=1+81+81=163 is a prime and reverse(199)=911 has the same property.

%Y Cf. A091367

%K nonn,base

%O 1,1

%A _Carmine Suriano_, Sep 02 2010

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 31 20:24 EDT 2021. Contains 346377 sequences. (Running on oeis4.)