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A043100 Numbers k such that 0 and 1 occur juxtaposed in the base 4 representation of k but not of k-1. 0
4, 16, 33, 36, 49, 52, 64, 97, 100, 113, 116, 129, 132, 144, 161, 164, 177, 180, 193, 196, 208, 225, 228, 241, 244, 256, 353, 356, 369, 372, 385, 388, 400, 417, 420, 433, 436, 449, 452, 464, 481, 484, 497, 500, 513, 516, 528, 545 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..48.

CROSSREFS

Sequence in context: A296819 A034713 A101653 * A078714 A292208 A104125

Adjacent sequences:  A043097 A043098 A043099 * A043101 A043102 A043103

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified October 14 17:39 EDT 2019. Contains 328022 sequences. (Running on oeis4.)