The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A091257 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A091257

Multiplication table A x B computed for polynomials over GF(2), where (A,B) runs as (1,1),(1,2),(2,1),(1,3),(2,2),(3,1),...
(history; published version)

#18 by Alois P. Heinz at Wed Oct 26 15:46:43 EDT 2022

STATUS

editing

approved

#17 by Alois P. Heinz at Wed Oct 26 15:46:41 EDT 2022

KEYWORD

nonn,look,tabl,changed

STATUS

approved

editing

#16 by Alois P. Heinz at Wed Oct 26 15:46:20 EDT 2022

STATUS

editing

approved

#15 by Alois P. Heinz at Wed Oct 26 15:46:17 EDT 2022

LINKS

Alois P. Heinz, <a href="/A091257/b091257.txt">Table of n, a(n) for Antidiagonals n = 1..20100200, flattened</a>

#14 by Alois P. Heinz at Wed Oct 26 15:45:54 EDT 2022

LINKS

Alois P. Heinz, <a href="/A091257/b091257.txt">Table of n, a(n) for n = 1..20100</a>

#13 by Alois P. Heinz at Wed Oct 26 15:42:49 EDT 2022

DATA

1, 2, 2, 3, 4, 3, 4, 6, 6, 4, 5, 8, 5, 8, 5, 6, 10, 12, 12, 10, 6, 7, 12, 15, 16, 15, 12, 7, 8, 14, 10, 20, 20, 10, 14, 8, 9, 16, 9, 24, 17, 24, 9, 16, 9, 10, 18, 24, 28, 30, 30, 28, 24, 18, 10, 11, 20, 27, 32, 27, 20, 27, 32, 27, 20, 11, 12, 22, 30, 36, 40, 18, 18, 40, 36, 30, 22, 12

STATUS

approved

editing

#12 by Joerg Arndt at Thu Mar 15 04:11:48 EDT 2018

STATUS

reviewed

approved

#11 by Michel Marcus at Thu Mar 15 01:56:28 EDT 2018

STATUS

proposed

reviewed

#10 by Jon E. Schoenfield at Thu Mar 15 01:11:14 EDT 2018

STATUS

editing

proposed

#9 by Jon E. Schoenfield at Thu Mar 15 01:11:02 EDT 2018

CROSSREFS

a(n) = A048720bi(A091255(n), A091256(n)) because the identity A x B = GCDgcd(A, B) x LCMlcm(A, B) holds also in the polynomial ring GF(2)[X].

STATUS

approved

editing