7 Dec
2011
7 Dec
'11
2:49 p.m.
="Adam P. Goucher" <apgoucher@gmx.com> ... = 57 bracelets invariant under that particular reflection. ... = 31 bracelets invariant under this reflection. ... The formula is now: (1499 + 39 + 2*11 + 2*7 + 2*3 + 4*1 + 6*57 + 6*31)/24 = 88 bracelets.
Numerology: is it sheer coincidence that "this" plus "that" also equals 88?