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A163901 The positions i where A163355(i) = i, that is, the fixed points of permutation A163355. 9
0, 1, 16, 20, 21, 256, 260, 261, 320, 321, 336, 340, 341, 4096, 4100, 4101, 4160, 4161, 4176, 4180, 4181, 5120, 5121, 5136, 5140, 5141, 5376, 5380, 5381, 5440, 5441, 5456, 5460, 5461, 65536, 65540, 65541, 65600, 65601, 65616, 65620, 65621 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Alternatively, the positions of zeros in A163900.

LINKS

Table of n, a(n) for n=0..41.

CROSSREFS

a(n) = A000695(A165404(n)). Same sequence in base-4: A165406. See also A163902, A163903, A163910.

Sequence in context: A061934 A195683 A199716 * A044860 A272533 A161424

Adjacent sequences:  A163898 A163899 A163900 * A163902 A163903 A163904

KEYWORD

nonn

AUTHOR

Antti Karttunen, Sep 19 2009

STATUS

approved

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Last modified August 1 14:14 EDT 2021. Contains 346391 sequences. (Running on oeis4.)