login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A174154 Number of ways to place 6n nonattacking kings on a 12 x 2n chessboard. 6
448, 30319, 976640, 21137959, 357365350, 5109144543, 64737165162, 749160010737, 8080813574550, 82425144219429, 803491953235264, 7545414941610145, 68680800264413920, 608889093898882615, 5278006575696293456, 44873569636443901967, 375159494582050088590, 3090799708762482416287 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..18.

V. Kotesovec, Number of ways of placing non-attacking queens and kings on boards of various sizes

Vaclav Kotesovec, G.f.

CROSSREFS

Cf. A061594, A061593, A018807, A173782, A173783.

Sequence in context: A120104 A229378 A229370 * A071104 A087700 A107666

Adjacent sequences:  A174151 A174152 A174153 * A174155 A174156 A174157

KEYWORD

nonn

AUTHOR

Vaclav Kotesovec, Mar 10 2010

EXTENSIONS

More terms from Jinyuan Wang, Feb 26 2020

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 9 19:46 EDT 2020. Contains 335545 sequences. (Running on oeis4.)