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A075014 Smallest k such that the concatenation k, k-1 is divisible by n; or 0 if no such number exists. 0
1, 1, 2, 3, 1, 5, 2, 3, 5, 1, 17, 17, 6, 9, 11, 3, 16, 5, 7, 21, 2, 17, 18, 29, 26, 17, 5, 33, 8, 11, 35, 3, 17, 33, 26, 41, 11, 7, 17, 21, 13, 47, 4, 17, 41, 41, 27, 29, 9, 51, 50, 17, 21, 5, 61, 61, 35, 27, 52, 41, 29, 35, 68, 45, 6 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..65.

EXAMPLE

a(14) = 9 as 14 divides 98.

CROSSREFS

Cf. A075114, A075115, A075116, A075117.

Sequence in context: A189074 A169615 A076791 * A086686 A021816 A055023

Adjacent sequences:  A075011 A075012 A075013 * A075015 A075016 A075017

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Sep 01 2002

EXTENSIONS

Corrected and extended by Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 19 2003

STATUS

approved

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Last modified July 29 12:50 EDT 2014. Contains 245022 sequences.