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A114908 a(n) is the largest base-6 string such that the n-th number coprime to 6 does not divide any substring of a(n). 1
4444, 545421, 5555521412, 555555514322, 5555555551435323, 555555553453434223, 5555555551222222222314, 555545555455554555545555, 5555555555555441321122544214, 555554544444352442424321331153 (list; graph; refs; listen; history; internal format)
OFFSET

2,1

EXAMPLE

a(3) = 545421 (base 6) because the 3th number coprime to 6 is 7; and 7 does not divide any substring of a(3).

CROSSREFS

Sequence in context: A091739 A166582 A043508 * A102622 A184611 A185767

Adjacent sequences:  A114905 A114906 A114907 * A114909 A114910 A114911

KEYWORD

nonn,base

AUTHOR

Don Reble (djr(AT)nk.ca), Feb 20 2006

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Last modified February 13 22:36 EST 2012. Contains 205567 sequences.