The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A361449 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A361449

Number of colorings of an n X n grid up to permutation of the colors with no element having the same color as any horizontal, diagonal or antidiagonal neighbor.
(history; published version)

#4 by Michael De Vlieger at Mon Mar 13 13:31:30 EDT 2023

STATUS

proposed

approved

#3 by Andrew Howroyd at Mon Mar 13 13:24:14 EDT 2023

STATUS

editing

proposed

#2 by Andrew Howroyd at Mon Mar 13 12:45:13 EDT 2023

NAME

allocated for Andrew HowroydNumber of colorings of an n X n grid up to permutation of the colors with no element having the same color as any horizontal, diagonal or antidiagonal neighbor.

DATA

1, 4, 1573, 235862938, 37155328943771767, 12458003910177278332403197817, 15868284521418341362691384074620547198698934, 126024243590219798408446284849897811759970155660106999854057796, 9633603531065043175094488158875624821526224424118142906010095879389674957042528276201

OFFSET

1,2

CROSSREFS

Main diagonal of A208096.

KEYWORD

allocated

nonn

AUTHOR

Andrew Howroyd, Mar 13 2023

STATUS

approved

editing

#1 by Andrew Howroyd at Sun Mar 12 16:17:38 EDT 2023

NAME

allocated for Andrew Howroyd

KEYWORD

allocated

STATUS

approved