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A168334 Pandigital palindromic primes. 1

%I #9 Feb 03 2018 09:51:00

%S 1023456987896543201,1023458697968543201,1023459768679543201,

%T 1023469587859643201,1023489657569843201,1023497568657943201,

%U 1023549678769453201,1023568794978653201,1023568947498653201

%N Pandigital palindromic primes.

%C Intersection of A050288 and A002385.

%H M. F. Hasler, <a href="/A168334/b168334.txt">Table of n, a(n), for n = 1..2309</a>

%o (PARI) {n=1011111111111111101; p=vector(8,i,if(i<8,10^i*10)+10^(17-i))~; a=[]; for(k=0,8!, ispseudoprime(n+numtoperm(8,k)*p) & a=concat(a,n+numtoperm(8,k)*p)); a=vecsort(a)} \\ _M. F. Hasler_, Dec 07 2009

%Y Cf. A050288, A002385.

%K base,nonn

%O 1,1

%A _Lekraj Beedassy_, Nov 23 2009

%E More terms from _M. F. Hasler_, Dec 07 2009

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Last modified May 8 13:24 EDT 2024. Contains 372333 sequences. (Running on oeis4.)