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A219325 Positive integers n that are equal to the determinant of the circulant matrix formed by the binary digits of n. 3
1, 17298, 25947, 100990, 106090, 2718340, 36680364, 34505916416 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..8.

Giovanni Resta, Illustration of a(8)

EXAMPLE

Binary digits of 17298 are [1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 1, 0]. The 15x15 circulant matrix formed by their circular right rotations has determinant equal 17298.

CROSSREFS

Cf. A219324 (decimal version) provides references and more details

Sequence in context: A230164 A001381 A219357 * A255780 A023942 A251465

Adjacent sequences:  A219322 A219323 A219324 * A219326 A219327 A219328

KEYWORD

base,nonn,nice,more

AUTHOR

Max Alekseyev, Nov 17 2012

EXTENSIONS

a(7) from Hans Havermann and Emmanuel Vantieghem, Nov 19 2012

a(8) from Giovanni Resta, Dec 14 2012

STATUS

approved

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Last modified May 24 17:40 EDT 2017. Contains 286997 sequences.