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Search: id:A044012
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A044012 Numbers n such that 1 and 9 occur juxtaposed in the base 10 representation of n but not of n+1. +0
1
19, 91, 119, 199, 219, 291, 319, 391, 419, 491, 519, 591, 619, 691, 719, 791, 819, 891, 919, 991, 1019, 1091, 1119, 1199, 1219, 1291, 1319, 1391, 1419, 1491, 1519, 1591, 1619, 1691, 1719, 1791, 1819, 1891, 1999, 2019, 2091 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Adjacent sequences: A044009 A044010 A044011 this_sequence A044013 A044014 A044015

Sequence in context: A039409 A038653 A043232 this_sequence A118294 A037238 A109513

KEYWORD

nonn,base

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 8 20:39 EST 2009. Contains 166234 sequences.

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