H. E. Dudeney, Amusements in Mathematics (1917) No. 273 · Puzzles · Logic
The Round Table
Seat the same n persons at a round table on
(n - 1)(n - 2) -------------- 2
occasions so that no person shall ever have the same two neighbours twice. This is, of course, equivalent to saying that every person must sit once, and once only, between every possible pair.
H. E. Dudeney, Amusements in Mathematics (1917) · No. 273
Stuck? A gentle nudge
No hints for this one.
Your working
Check your full solution
Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.
Your first check today doesn't need an account.
Your photos and PDFs are read once and not stored — only the transcription is kept.