" ": 1 - -14 2 - -13 3 - -12 4 - -1 5 - -10 6 - -9 7 - -8 8 - -7 9 - -5 10 - -6 11 - -4 12 - -3 13 - -2 14 - -16 15 - - 16 - -19 17 - -18 18 - -20 19 - -21 20 - -52 21 - -51 22 - . . 23 - -55
http://mad-mad1959.blogspot.com/2012/09/blog-post_4017.html