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A165404 The positions of zeros in the top row of A163898 (and A163899). 4
0, 1, 4, 6, 7, 16, 18, 19, 24, 25, 28, 30, 31, 64, 66, 67, 72, 73, 76, 78, 79, 96, 97, 100, 102, 103, 112, 114, 115, 120, 121, 124, 126, 127, 256, 258, 259, 264, 265, 268, 270, 271, 288, 289, 292, 294, 295, 304, 306, 307, 312, 313, 316, 318, 319, 384, 385, 388 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Equivalently, the positions of ones in the top row of A163904.

LINKS

A. Karttunen, Table of n, a(n) for n = 0..609

CROSSREFS

a(n) = A025581(A165403(n)). Same sequence in binary: A165406. For n>0, A147600(n-1) seems to give the number of terms with binary width n. See also A163901.

Sequence in context: A112917 A102141 A107919 * A270887 A213034 A102131

Adjacent sequences:  A165401 A165402 A165403 * A165405 A165406 A165407

KEYWORD

nonn

AUTHOR

Antti Karttunen, Sep 19 2009

STATUS

approved

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Last modified June 16 04:54 EDT 2019. Contains 324145 sequences. (Running on oeis4.)