A043944 Numbers k such that 1 and 7 occur juxtaposed in the base-8 representation of k but not of k+1.

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

Offset

1,1

Links

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

Crossrefs

Cf. A007094.

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