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 A088562 #23 Jul 07 2025 18:24:04 %S A088562 2,3,5,7,11,101,131,151,181,191,313,353,373,383,727,757,787,797,919, %T A088562 929,11311,11411,13331,15551,16661,18181,19991,32323,33533,35353, %U A088562 72227,72727,74747,75557,76667,77377,77477,77977,78787,78887,79997,94949,95959 %N A088562 Palindromic primes using at most two distinct digits. %C A088562 Union of A056730 and A116692. - _Arkadiusz Wesolowski_, Sep 13 2011 %H A088562 Jon E. Schoenfield, <a href="/A088562/b088562.txt">Table of n, a(n) for n = 1..12320</a> (all terms < 10^25) %t A088562 Select[Prime[Range[10000]],PalindromeQ[#]&&Count[DigitCount[#],0]>7&] (* _Harvey P. Dale_, Jul 31 2023 *) %Y A088562 Cf. A056730, A116692. %K A088562 base,nonn %O A088562 1,1 %A A088562 _Amarnath Murthy_, Nov 28 2003 %E A088562 More terms from _Arkadiusz Wesolowski_, Sep 13 2011