A043918 Numbers k such that 1 and 3 occur juxtaposed in the base-7 representation of k but not of k+1.

10, 22, 59, 76, 108, 120, 160, 169, 206, 218, 255, 267, 304, 316, 353, 365, 402, 419, 451, 463, 538, 549, 561, 598, 610, 647, 659, 696, 708, 745, 762, 794, 806, 846, 855, 892, 904, 941, 953, 990, 1002, 1039, 1051, 1126, 1137

Offset

1,1

Links

Table of n, a(n) for n=1..45.

Crossrefs

Cf. A007093.

Sequence in context: A225708 A088871 A043138 * A033459 A255048 A354879

Adjacent sequences: A043915 A043916 A043917 * A043919 A043920 A043921

Keyword

nonn,base

Author

Clark Kimberling

Status

approved