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A045158
Numbers whose base-5 representation contains no 0's and exactly one 1.
0
1, 7, 8, 9, 11, 16, 21, 37, 38, 39, 42, 43, 44, 47, 48, 49, 57, 58, 59, 61, 66, 71, 82, 83, 84, 86, 91, 96, 107, 108, 109, 111, 116, 121, 187, 188, 189, 192, 193, 194, 197, 198, 199, 212, 213, 214, 217, 218, 219, 222, 223, 224, 237, 238
OFFSET
1,2
MATHEMATICA
Select[Range[300], DigitCount[#, 5, 0]==0&&DigitCount[#, 5, 1]==1&] (* Harvey P. Dale, Oct 24 2021 *)
CROSSREFS
Cf. A007091.
Sequence in context: A030569 A138580 A192050 * A074328 A174185 A309152
KEYWORD
nonn,base
STATUS
approved