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A043169 Numbers k such that 2 and 7 occur juxtaposed in the base-8 representation of k but not of k-1. 0
23, 58, 87, 122, 151, 184, 215, 250, 279, 314, 343, 378, 407, 442, 464, 506, 535, 570, 599, 634, 663, 696, 727, 762, 791, 826, 855, 890, 919, 954, 976, 1018, 1047, 1082, 1111, 1146, 1175, 1208, 1239, 1274, 1303, 1338, 1367 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..43.

CROSSREFS

Cf. A007094.

Sequence in context: A007795 A153353 A039346 * A043949 A005111 A225550

Adjacent sequences:  A043166 A043167 A043168 * A043170 A043171 A043172

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 20 10:18 EDT 2022. Contains 353871 sequences. (Running on oeis4.)