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A110219 Cone C(n,m,k) read by planes and rows, for 1 <= k <= m <= n: Total Number of coverings of a k X m X n board using A110217(n,m,k) knights. 3
1, 1, 1, 1, 1, 4, 36, 8, 12, 12, 1, 16, 1296, 15, 56, 14, 9, 16, 8, 156, 1, 4, 2916, 6, 24, 8, 3, 4, 2, 6, 47, 2, 8, 38, 888, 1, 1, 6561, 2, 236, 2, 1, 268, 1, 2988, 46, 4, 27, 7 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,6

LINKS

Table of n, a(n) for n=1..49.

EXAMPLE

Cone starts:

1.1...1........1..............1.................1......................

..1,1.4,36....16,1296.........4,2916............1,6561.

......8,12,12.15,..56,14......6,..24,8..........2,.236,.2

...............9,..16,.8,156..3,...4,2,.6.......1,.268,.1,2988

.............................47,...2,8,38,888..46,...4,27,...7,.?

..............................................127,..32,12,...?,....

CROSSREFS

C(n, n, 1) = A103315(n), C(n, n, n) = A110216(n). A110218 gives number of inequivalent solutions.

Sequence in context: A053426 A172282 A120083 * A174413 A162990 A092960

Adjacent sequences:  A110216 A110217 A110218 * A110220 A110221 A110222

KEYWORD

hard,nonn,tabl

AUTHOR

Nikolaus Meyberg (Nikolaus.Meyberg(AT)t-online.de), Jul 17 2005

STATUS

approved

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Last modified April 23 05:42 EDT 2021. Contains 343199 sequences. (Running on oeis4.)