Terms share no digit with their difference
hv at crypt.org
hv at crypt.org
Thu Aug 9 14:26:11 CEST 2007
Seqfans,
Interestingly(?):
number of degree-2n permutations in which all cycles are even =
number of degree-2n permutations in which all cycles are odd
"Direct" proof?
Regards,
V.
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