A044233 Numbers n such that string 5,6 occurs in the base 8 representation of n but not of n-1.

46, 110, 174, 238, 302, 366, 368, 430, 494, 558, 622, 686, 750, 814, 878, 880, 942, 1006, 1070, 1134, 1198, 1262, 1326, 1390, 1392, 1454, 1518, 1582, 1646, 1710, 1774, 1838, 1902, 1904, 1966, 2030, 2094, 2158, 2222, 2286, 2350

Offset

1,1

Links

Table of n, a(n) for n=1..41.

Mathematica

Select[Range[2400], MemberQ[Partition[IntegerDigits[#, 8], 2, 1], {5, 6}] && !MemberQ[Partition[IntegerDigits[#-1, 8], 2, 1], {5, 6}]&] (* Harvey P. Dale, Oct 07 2013 *)

Crossrefs

Sequence in context: A333040 A250778 A118620 * A044614 A332592 A217083

Adjacent sequences: A044230 A044231 A044232 * A044234 A044235 A044236

Keyword

nonn,base

Author

Clark Kimberling

Status

approved