A | B | C | D | E |

E | C | A | B | D |

C | D | B | E | A |

D | A | E | C | B |

B | E | D | A | C |

It is a Latin square because every letter appears once in each row and once in each column.

It is quasi-complete because every letter is a horizontal neighbour to every other letter exactly twice, and every letter is a vertical neighbour to every other letter exactly twice.

Page maintained by R. A. Bailey

Last updated 2/4/00