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A241145 Numbers n such that n and 9n share at least one digit. 5
5, 10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 32, 34, 35, 36, 37, 38, 39, 40, 43, 45, 46, 47, 48, 49, 50, 51, 54, 55, 56, 57, 58, 59, 60, 63, 64, 65, 67, 68, 69, 70, 73, 75, 76, 78, 79, 80, 82, 85, 87, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 105, 109, 110, 112, 113 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..78.

EXAMPLE

13 is in the sequence since 13 and 8*13 = 104 and together they share the digit 1.

MATHEMATICA

fQ[n_] := Intersection[ IntegerDigits[ n], IntegerDigits[9 n]] != {}; Select[ Range[ 115], fQ]

CROSSREFS

Cf. A129845, A129846, A129848,  A241141, A241142, A241143, A241144, A241146.

Sequence in context: A271922 A271920 A213520 * A050680 A293726 A313359

Adjacent sequences:  A241142 A241143 A241144 * A241146 A241147 A241148

KEYWORD

base,easy,nonn

AUTHOR

Robert G. Wilson v, Apr 16 2014

STATUS

approved

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Last modified October 18 23:39 EDT 2019. Contains 328211 sequences. (Running on oeis4.)