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A043517 Numbers having one 7 in base 10. 11
7, 17, 27, 37, 47, 57, 67, 70, 71, 72, 73, 74, 75, 76, 78, 79, 87, 97, 107, 117, 127, 137, 147, 157, 167, 170, 171, 172, 173, 174, 175, 176, 178, 179, 187, 197, 207, 217, 227, 237, 247, 257, 267, 270, 271, 272, 273, 274, 275, 276 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Enrique Pérez Herrero, Table of n, a(n) for n = 1..2000
MATHEMATICA
Select[Range[9000], DigitCount[#, 10, 7]==1&]
CROSSREFS
Sequence in context: A253075 A011537 A283610 * A277594 A160912 A017353
KEYWORD
nonn,base,easy
AUTHOR
STATUS
approved

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)