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A033055 Numbers n such that base 4 representation Sum{d(i)*4^i: i=0,1,...,m} has odd d(i) for all odd i. 0
1, 2, 3, 5, 7, 9, 11, 13, 15, 20, 21, 22, 23, 28, 29, 30, 31, 36, 37, 38, 39, 44, 45, 46, 47, 52, 53, 54, 55, 60, 61, 62, 63, 81, 83, 85, 87, 89, 91, 93, 95, 113, 115, 117, 119, 121, 123, 125, 127, 145, 147, 149, 151, 153, 155, 157, 159 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..57.

CROSSREFS

Sequence in context: A129895 A256212 A096149 * A287374 A186390 A022554

Adjacent sequences:  A033052 A033053 A033054 * A033056 A033057 A033058

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 18 23:16 EST 2018. Contains 299330 sequences. (Running on oeis4.)