A043904 Numbers k such that 1 and 5 occur juxtaposed in the base-6 representation of k but not of k+1.

11, 31, 47, 71, 83, 103, 119, 139, 155, 175, 191, 211, 227, 247, 263, 287, 299, 319, 335, 355, 371, 391, 431, 443, 463, 479, 503, 515, 535, 551, 571, 587, 607, 623, 643, 659, 679, 695, 719, 731, 751, 767, 787, 803, 823, 839, 859

Offset

1,1

Links

Table of n, a(n) for n=1..47.

Crossrefs

Cf. A007092.

Sequence in context: A142343 A271653 A043124 * A152293 A031287 A230329

Adjacent sequences: A043901 A043902 A043903 * A043905 A043906 A043907

Keyword

nonn,base

Author

Clark Kimberling

Status

approved