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Search: id:A043252
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A043252 Numbers n such that 5 and 7 occur juxtaposed in the base 10 representation of n but not of n-1. +0
1
57, 75, 157, 175, 257, 275, 357, 375, 457, 475, 557, 570, 657, 675, 750, 775, 857, 875, 957, 975, 1057, 1075, 1157, 1175, 1257, 1275, 1357, 1375, 1457, 1475, 1557, 1570, 1657, 1675, 1750, 1775, 1857, 1875, 1957, 1975, 2057 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A067809 A072054 A039429 this_sequence A044032 A104760 A106662

Adjacent sequences: A043249 A043250 A043251 this_sequence A043253 A043254 A043255

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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