A174154 Number of ways to place 6n nonattacking kings on a 12 x 2n chessboard.
1, 448, 30319, 976640, 21137959, 357365350, 5109144543, 64737165162, 749160010737, 8080813574550, 82425144219429, 803491953235264, 7545414941610145, 68680800264413920, 608889093898882615, 5278006575696293456, 44873569636443901967, 375159494582050088590, 3090799708762482416287
Offset: 0
Keywords
Links
- Ray Chandler, Table of n, a(n) for n = 0..1172
- Vaclav Kotesovec, Number of ways of placing non-attacking queens and kings on boards of various sizes
- Vaclav Kotesovec, G.f.
- Index entries for linear recurrences with constant coefficients, order 75.
Extensions
More terms from Jinyuan Wang, Feb 26 2020
a(0)=1 prepended by Andrew Howroyd, Mar 26 2023