The On-Line Encyclopedia of Integer Sequences® (OEIS®)

Revision History for A209541 (Underlined text is an addition; strikethrough text is a ~~deletion~~.)
Showing all changes.

A209541

Number of nX6 array permutations with every element making zero or one right-handed knight moves (out 2, right 1)
(history; published version)

#5 by Russ Cox at Sat Mar 31 12:37:29 EDT 2012

AUTHOR

_R. H. Hardin (rhhardin(AT)att.net) _ Mar 10 2012

Discussion
Sat Mar 31	12:37	OEIS Server: https://oeis.org/edit/global/875

#4 by Ron Hardin at Sat Mar 10 10:29:14 EST 2012

STATUS

editing

approved

#3 by Ron Hardin at Sat Mar 10 10:29:04 EST 2012

LINKS

R. H. Hardin, <a href="/A209541/b209541.txt">Table of n, a(n) for n = 1..132</a>

#2 by Ron Hardin at Sat Mar 10 10:28:45 EST 2012

	NAME	`allocatedNumber of nX6 array permutations with every element making zero or one right-handed knight formoves (out Ron2, right Hardin1)`
	DATA	`1, 16, 1125, 63504, 2080800, 92160000, 4045204800, 171889843216, 7330747451944, 316825404168100, 13575541351218337, 583084349120160000, 25065468339217054272, 1077387582576682598400, 46295580843818152835625`
	OFFSET	`1,2`
	COMMENTS	`Column 6 of A209543`
	EXAMPLE	`Some solutions for n=4` `..0..9.13.11..4..5....0..1.13..3..4.16....0.12.10.14..4..5....8..1..2.11.15..5` `..6..7..8..1..2.22....6..7.19..9..2.11....6..7.16.20.21.22....6.18..0.20.10..3` `.20.21..3.23.16.17...20.21.22.23..5.17....1..2..3.15..8.17...12.21.22..4.16.17` `.18.19.12.10.14.15...18..8.12.10.14.15...18.19..9.13.11.23....7.19..9.13.14.23`
	KEYWORD	`allocated` `nonn`
	AUTHOR	`R. H. Hardin (rhhardin(AT)att.net) Mar 10 2012`
	STATUS	`approved` `editing`

#1 by Ron Hardin at Sat Mar 10 10:24:04 EST 2012

Last modified August 30 21:29 EDT 2024. Contains 375550 sequences. (Running on oeis4.)