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A039153
Numbers whose base-10 representation has the same number of 7's and 8's.
0
0, 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 14, 15, 16, 19, 20, 21, 22, 23, 24, 25, 26, 29, 30, 31, 32, 33, 34, 35, 36, 39, 40, 41, 42, 43, 44, 45, 46, 49, 50, 51, 52, 53, 54, 55, 56, 59, 60, 61, 62, 63, 64, 65, 66, 69, 78, 87, 90, 91, 92, 93, 94, 95, 96, 99, 100, 101, 102
OFFSET
1,3
MATHEMATICA
Select[Range[0, 150], DigitCount[#, 10, 7]==DigitCount[#, 10, 8]&] (* Harvey P. Dale, Jan 12 2020 *)
CROSSREFS
Sequence in context: A039265 A073599 A039204 * A272574 A039111 A037475
KEYWORD
nonn,base,easy
STATUS
approved