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A202263 Primes in which all substrings and reversal substrings are primes. 5

%I #11 Feb 25 2013 21:23:46

%S 2,3,5,7,37,73,373

%N Primes in which all substrings and reversal substrings are primes.

%C Sequence is finite with 7 terms.

%C Subsequence of A085823, A068669, A024770, A012883.

%e All substrings and reversal substrings of 373 are primes:3, 7, 37, 73, 373.

%Y Cf. A202264 (noncomposite numbers in which all substrings and reversal substrings are noncomposite), A202265 (nonprimes in which all substrings and reversal substrings are nonprimes), A202266 (composite numbers in which all substrings and reversal substrings are composites).

%K nonn,base,fini,full

%O 1,1

%A _Jaroslav Krizek_, Dec 25 2011

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Last modified April 20 06:53 EDT 2024. Contains 371799 sequences. (Running on oeis4.)