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A043944 Numbers n such that 1 and 7 occur juxtaposed in the base 8 representation of n but not of n+1. 0
15, 57, 79, 127, 143, 185, 207, 249, 271, 313, 335, 377, 399, 441, 463, 505, 527, 569, 591, 639, 655, 697, 719, 761, 783, 825, 847, 889, 911, 953, 1023, 1039, 1081, 1103, 1151, 1167, 1209, 1231, 1273, 1295, 1337, 1359, 1401 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

CROSSREFS

Sequence in context: A184231 A039341 A043164 * A140379 A020222 A256867

Adjacent sequences:  A043941 A043942 A043943 * A043945 A043946 A043947

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 25 11:54 EST 2020. Contains 332233 sequences. (Running on oeis4.)