No dia 22/05/2011, às 14:25, David Stockhoff <dstockhoff at verizon.net> escreveu: > I think the whole significance of "17" is that it is not "12." It is the thematic opposite of 12. 12 is the "complete" number because it is highly divisible. 17 is "very" prime, i.e., highly indivisible +1