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A365589
Numbers that have at least one prime digit and at least one nonprime digit.
2
12, 13, 15, 17, 20, 21, 24, 26, 28, 29, 30, 31, 34, 36, 38, 39, 42, 43, 45, 47, 50, 51, 54, 56, 58, 59, 62, 63, 65, 67, 70, 71, 74, 76, 78, 79, 82, 83, 85, 87, 92, 93, 95, 97, 102, 103, 105, 107, 112, 113, 115, 117, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132
OFFSET
1,1
COMMENTS
The first 44 terms coincide with A085556 (Number of prime digits = number of nonprime digits). a(45) = 102; A085556(45) = 1022.
MATHEMATICA
Select[Range[132], ContainsAny[IntegerDigits[#], {2, 3, 5, 7}] && ContainsAny[IntegerDigits[#], {0, 1, 4, 6, 8, 9}]&] (* James C. McMahon, Oct 08 2023 *)
CROSSREFS
Cf. A085556, A118950, A365472 (complement).
Sequence in context: A096514 A074163 A076979 * A085520 A085556 A175225
KEYWORD
nonn,base
AUTHOR
James C. McMahon, Sep 10 2023
STATUS
approved