A044447 Numbers n such that string 1,1 occurs in the base 4 representation of n but not of n+1.

5, 23, 37, 53, 69, 95, 101, 117, 133, 151, 165, 181, 197, 215, 229, 245, 261, 279, 293, 309, 383, 389, 407, 421, 437, 453, 471, 485, 501, 517, 535, 549, 565, 581, 607, 613, 629, 645, 663, 677, 693, 709, 727, 741, 757, 773, 791

Offset

1,1

Links

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

Crossrefs

Sequence in context: A195974 A098421 A371622 * A242215 A061240 A243401

Adjacent sequences: A044444 A044445 A044446 * A044448 A044449 A044450

Keyword

nonn,base

Author

Clark Kimberling

Status

approved