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Search: id:A069715
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A069715 GCD of digits of n is 1. +0
2
1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 23, 25, 27, 29, 31, 32, 34, 35, 37, 38, 41, 43, 45, 47, 49, 51, 52, 53, 54, 56, 57, 58, 59, 61, 65, 67, 71, 72, 73, 74, 75, 76, 78, 79, 81, 83, 85, 87, 89, 91, 92, 94, 95, 97, 98, 100, 101, 102, 103, 104, 105, 106, 107, 108 (list; graph; listen)
OFFSET

1,2

EXAMPLE

All numbers with at least one digit equal to 1 are here.

MATHEMATICA

Do[s=Apply[GCD, IntegerDigits[n]]; If[Equal[s, 1], Print[n]], {n, 1, 256}]

CROSSREFS

Cf. A069715.

Sequence in context: A055982 A008717 A063662 this_sequence A008716 A011531 A070839

Adjacent sequences: A069712 A069713 A069714 this_sequence A069716 A069717 A069718

KEYWORD

base,easy,nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Apr 02 2002

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Last modified December 1 13:27 EST 2009. Contains 167806 sequences.


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