Comments by "EebstertheGreat" (@EebstertheGreat) on "Magic Chess Tours (with Knights and Kings) - Numberphile" video.

  1. 2:54 In fact, there are no knight's tours at all on a 4x4 board, let alone magic knight's tours. In general, there are clearly no knight's tours on 1xn or 2xn boards (except 1x1), and it turns out there are also no tours on 3x3, 3x5, 3x6, or 4x4 boards.
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