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 A241144 Numbers n such that n and 8n share at least one digit. 5
 10, 13, 14, 15, 16, 17, 18, 19, 20, 21, 24, 25, 26, 27, 28, 29, 30, 32, 38, 39, 40, 43, 46, 47, 48, 49, 50, 54, 57, 60, 62, 65, 67, 70, 72, 76, 80, 81, 85, 86, 90, 96, 97, 98, 99, 100, 101, 102, 105, 108, 110, 114, 119, 120, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS 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[8 n]] != {}; Select[ Range[ 140], fQ] CROSSREFS Cf. A129845, A129846, A129848,  A241141, A241142, A241143, A241145, A241146. Sequence in context: A241174 A092887 A131365 * A102362 A327270 A070837 Adjacent sequences:  A241141 A241142 A241143 * A241145 A241146 A241147 KEYWORD base,easy,nonn AUTHOR Robert G. Wilson v, Apr 16 2014 STATUS approved

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Last modified June 18 20:04 EDT 2021. Contains 345121 sequences. (Running on oeis4.)