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Search: id:A043142
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A043142 Numbers n such that 2 and 3 occur juxtaposed in the base 7 representation of n but not of n-1. +0
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17, 23, 66, 72, 115, 119, 161, 170, 213, 219, 262, 268, 311, 317, 360, 366, 409, 415, 458, 462, 504, 513, 556, 562, 605, 611, 654, 660, 703, 709, 752, 758, 801, 805, 833, 899, 905, 948, 954, 997, 1003, 1046, 1052, 1095, 1101 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A046123 A152292 A039319 this_sequence A043922 A100473 A060252

Adjacent sequences: A043139 A043140 A043141 this_sequence A043143 A043144 A043145

KEYWORD

nonn,base

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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