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 A011537 Numbers that contain at least one 7. 25
 7, 17, 27, 37, 47, 57, 67, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 87, 97, 107, 117, 127, 137, 147, 157, 167, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 187, 197, 207, 217, 227, 237, 247, 257, 267, 270, 271, 272, 273, 274, 275, 276, 277 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Muniru A Asiru, Table of n, a(n) for n = 1..5000 FORMULA a(n) ~ n. - Charles R Greathouse IV, Feb 12 2017 MATHEMATICA Select[Range[300], DigitCount[#, 10, 7]>0&] (* Harvey P. Dale, Mar 29 2016 *) PROG (PARI) is(n)=!!setsearch(Set(digits(n)), 7) \\ Charles R Greathouse IV, Feb 12 2017 (GAP) Filtered([1..280], n->7 in ListOfDigits(n)); # Muniru A Asiru, Feb 23 2019 CROSSREFS Sequence in context: A300186 A261934 A253075 * A283610 A043517 A277594 Adjacent sequences:  A011534 A011535 A011536 * A011538 A011539 A011540 KEYWORD nonn,base,easy AUTHOR STATUS approved

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Last modified October 17 06:08 EDT 2019. Contains 328106 sequences. (Running on oeis4.)