The On-Line Encyclopedia of Integer Sequences (OEIS)

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Revision History for A054237

(Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A054237

Pair addition table cast as diagonal numbers.
(history; published version)

#11 by Michael De Vlieger at Wed Jan 26 21:02:20 EST 2022

STATUS

proposed

approved

#10 by Jon E. Schoenfield at Wed Jan 26 20:39:16 EST 2022

STATUS

editing

proposed

#9 by Jon E. Schoenfield at Wed Jan 26 20:39:13 EST 2022

COMMENTS

Cast pairs 0,0 1,0 0,1 2,0 1,1, ... as 0,1,2,3,4,... Sequence shadows pair addition table.

STATUS

approved

editing

#8 by Michael De Vlieger at Wed Jan 26 17:57:24 EST 2022

STATUS

proposed

approved

#7 by Michel Marcus at Wed Jan 26 17:12:38 EST 2022

STATUS

editing

proposed

#6 by Michel Marcus at Wed Jan 26 17:12:34 EST 2022

EXAMPLE

a(1,1)=3 because 1 shadows (1,0) and 3 shadows (2,0) and (1,0)+(1,0)=(2,0).

STATUS

proposed

editing

#5 by Sean A. Irvine at Wed Jan 26 16:12:24 EST 2022

STATUS

editing

proposed

#4 by Sean A. Irvine at Wed Jan 26 16:12:19 EST 2022

LINKS

Sean A. Irvine, <a href="https://github.com/archmageirvine/joeis/blob/master/src/irvine/oeis/a054/A054237.java">Java program</a> (github)

STATUS

approved

editing

#3 by Russ Cox at Fri Mar 30 17:38:10 EDT 2012

AUTHOR

_Marc LeBrun (mlb(AT)well.com), _, Feb 07 2000

Discussion

Fri Mar 30

17:38

OEIS Server: https://oeis.org/edit/global/183

#2 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003

KEYWORD

easy,nonn,tabl,new

AUTHOR

Marc Le Brun LeBrun (mlb@(AT)well.com), Feb 07 2000