Reflections on the n +k dragon kings problem

[1] Bell, J., Stevens, B. “A survey of known results and research areas for n-queens”, Discrete Math, 309, 1–31, 2009.10.1016/j.disc.2007.12.043Search in Google Scholar

[2] Bodlaender, H., Duniho, F. “Shogi: Japanese chess”, 2017. http://www.chessvariants.com/shogi.htmlSearch in Google Scholar

[3] Brualdi, R.A., Kiernan, K.P., Meyer, S.A., Schroeder, M.W. “Patterns of alternating sign matrices”, Linear Algebra and its Applications, 438(10), 3967–3990, 2013.10.1016/j.laa.2012.03.009Search in Google Scholar

[4] Chatham, D. “Independence and domination on shogiboard graphs”, Recreational Mathematics Magazine, 4(8), 25–37, 2017.10.1515/rmm-2017-0018Search in Google Scholar

[5] Chatham, R.D. “Reections on the N + k Queens Problem”, College Mathematics Journal, 40(3), 204–210, 2009.10.1080/07468342.2009.11922361Search in Google Scholar

[6] Chatham, R.D., Doyle, M., Jeffers, R.J., Kosters, W.A., Skaggs, R.D., Ward, J.A. “Centrosymmetric solutions to chessboard separation problems”, Bulletin of the Institute of Combinatorics and its Applications, 65, 6–26, 2012.Search in Google Scholar

[7] Kaplansky, I. “Symbolic solution of certain problems in permutations”, Bulletin of the American Mathematical Society 50, 906–914, 1944.10.1090/S0002-9904-1944-08261-XSearch in Google Scholar

[8] Sloane, N.J.A. Sequence A002464 in The On-Line Encyclopedia of Integer Sequences, 2017. https://oeis.orgSearch in Google Scholar