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A043936 Numbers k such that 0 and 5 occur juxtaposed in the base-8 representation of k but not of k+1. 0
40, 69, 104, 133, 168, 197, 232, 261, 296, 327, 360, 389, 424, 453, 488, 517, 559, 581, 616, 645, 680, 709, 744, 773, 808, 839, 872, 901, 936, 965, 1000, 1029, 1071, 1093, 1128, 1157, 1192, 1221, 1256, 1285, 1320, 1351, 1384 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

n05Q[n_]:=MemberQ[Sort/@Partition[IntegerDigits[n, 8], 2, 1], {0, 5}]; Select[ Range[1500], n05Q[#]&&!n05Q[#+1]&] (* Harvey P. Dale, May 07 2011 *)

CROSSREFS

Cf. A007094.

Sequence in context: A134216 A043156 A039333 * A251123 A064635 A098517

Adjacent sequences: A043933 A043934 A043935 * A043937 A043938 A043939

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified December 6 19:33 EST 2022. Contains 358648 sequences. (Running on oeis4.)