cp's OEIS Frontend

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.

A365589 Numbers that have at least one prime digit and at least one nonprime digit.

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%I A365589 #40 Oct 22 2023 22:58:51
%S A365589 12,13,15,17,20,21,24,26,28,29,30,31,34,36,38,39,42,43,45,47,50,51,54,
%T A365589 56,58,59,62,63,65,67,70,71,74,76,78,79,82,83,85,87,92,93,95,97,102,
%U A365589 103,105,107,112,113,115,117,120,121,122,123,124,125,126,127,128,129,130,131,132
%N A365589 Numbers that have at least one prime digit and at least one nonprime digit.
%C A365589 The first 44 terms coincide with A085556 (Number of prime digits = number of nonprime digits). a(45) = 102; A085556(45) = 1022.
%t A365589 Select[Range[132], ContainsAny[IntegerDigits[#], {2,3,5,7}] && ContainsAny[IntegerDigits[#], {0,1,4,6,8,9}]&] (* _James C. McMahon_, Oct 08 2023 *)
%Y A365589 Cf. A085556, A118950, A365472 (complement).
%K A365589 nonn,base
%O A365589 1,1
%A A365589 _James C. McMahon_, Sep 10 2023