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Search: id:A044039
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A044039 Numbers n such that 7 and 9 occur juxtaposed in the base 10 representation of n but not of n+1. +0
1
79, 97, 179, 197, 279, 297, 379, 397, 479, 497, 579, 597, 679, 697, 779, 799, 879, 897, 979, 997, 1079, 1097, 1179, 1197, 1279, 1297, 1379, 1397, 1479, 1497, 1579, 1597, 1679, 1697, 1779, 1799, 1879, 1897, 1979, 1997, 2079 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A117244 A039436 A043259 this_sequence A065211 A106757 A087537

Adjacent sequences: A044036 A044037 A044038 this_sequence A044040 A044041 A044042

KEYWORD

nonn,base

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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