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A039395
Numbers whose base-10 representation has the same nonzero number of 0's and 3's.
0
30, 103, 130, 203, 230, 301, 302, 304, 305, 306, 307, 308, 309, 310, 320, 340, 350, 360, 370, 380, 390, 403, 430, 503, 530, 603, 630, 703, 730, 803, 830, 903, 930, 1013, 1023, 1031, 1032, 1034, 1035, 1036, 1037, 1038, 1039, 1043, 1053, 1063, 1073
OFFSET
1,1
MATHEMATICA
Select[Range[1250], DigitCount[#, 10, 0]==DigitCount[#, 10, 3]>0&] (* Harvey P. Dale, Sep 21 2024 *)
CROSSREFS
Sequence in context: A070132 A280911 A043218 * A043998 A101056 A316362
KEYWORD
nonn,base,easy
STATUS
approved