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Revision History for A247649 (Underlined text is an addition; strikethrough text is a ~~deletion~~.)
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A247649

Number of terms in expansion of f^n mod 2, where f = 1/x^2 + 1/x + 1 + x + x^2 mod 2.
(history; published version)

#55 by Michael De Vlieger at Fri Feb 10 12:02:27 EST 2023

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reviewed

approved

#54 by Michel Marcus at Fri Feb 10 02:54:09 EST 2023

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proposed

reviewed

#53 by Michel Marcus at Thu Feb 09 17:09:54 EST 2023

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editing

proposed

#52 by Michel Marcus at Thu Feb 09 17:09:51 EST 2023

LINKS

N. J. A. Sloane, <a href="http://arxiv.org/abs/1503.01168">On the Number of ON Cells in Cellular Automata</a>, arXiv:1503.01168, [math.CO], 2015.

STATUS

proposed

editing

#51 by Jon E. Schoenfield at Thu Feb 09 16:31:48 EST 2023

STATUS

editing

proposed

#50 by Jon E. Schoenfield at Thu Feb 09 16:31:31 EST 2023

COMMENTS

a(n) is also the number of odd entries in row n of A035343. - _Leon Rische_ _, Feb 02 2023

STATUS

proposed

editing

#49 by Leon Rische at Thu Feb 09 16:13:34 EST 2023

STATUS

editing

proposed

#48 by Leon Rische at Thu Feb 09 16:12:17 EST 2023

COMMENTS

a(n) is also the number of odd entries in row n of A035343. - Leon Rische Feb 02 2023

STATUS

approved

editing

#47 by Hugo Pfoertner at Mon Dec 27 04:23:49 EST 2021

STATUS

reviewed

approved

#46 by Michel Marcus at Mon Dec 27 04:11:06 EST 2021

STATUS

proposed

reviewed

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Last modified August 30 19:33 EDT 2024. Contains 375545 sequences. (Running on oeis4.)