This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A227892 #10 Dec 23 2022 15:08:08 %S A227892 191,1129211,3218123,7129217,7718177,125292521,146181641,171292171, %T A227892 197292791,198292891,316141613,325383523,359292953,767292767, %U A227892 773181377,777494777,929292929,946141649,983181389,992181299,11222922211,11584948511,11942924911,11991819911 %N A227892 Smaller of two consecutive palindromic primes whose product of digits is equal and nonzero. %H A227892 Shyam Sunder Gupta, <a href="/A227892/b227892.txt">Table of n, a(n) for n = 1..5000</a> %e A227892 191 is in the sequence because 191 and 313 are consecutive palindromic primes and the product of the digits of each = 9. %t A227892 Select[Partition[Select[Prime[Range[542*10^6]],PalindromeQ],2,1],Times @@ IntegerDigits[ #[[1]]] ==Times@@IntegerDigits[#[[2]]]>0&][[All,1]] (* _Harvey P. Dale_, Dec 23 2022 *) %Y A227892 Cf. A230083, A007954, A053666, A230228, A230200. %K A227892 nonn,base %O A227892 1,1 %A A227892 _Shyam Sunder Gupta_, Oct 14 2013