Test Heap Sort
 1 = num,  0 = Max compares  at 1
           0 = Max swaps     at 1,   1 = permutations
           0 = Avg comps,  0 = Avg swaps,  0 = N log2(N),  0 = N*(N-1)/2

 2 = num,  1 = Max compares  at 1 2
           2 = Max swaps     at 1 2,   2 = permutations
           1 = Avg comps,  1 = Avg swaps,  2 = N log2(N),  1 = N*(N-1)/2

 3 = num,  3 = Max compares  at 1 2 3
           4 = Max swaps     at 1 2 3,   6 = permutations
           3 = Avg comps,  3 = Avg swaps,  5 = N log2(N),  3 = N*(N-1)/2

 4 = num,  7 = Max compares  at 1 2 3 4
           8 = Max swaps     at 1 2 3 4,   24 = permutations
           6 = Avg comps,  6 = Avg swaps,  8 = N log2(N),  6 = N*(N-1)/2

 5 = num,  12 = Max compares  at 1 2 3 4 5
           11 = Max swaps     at 2 1 3 4 5,   120 = permutations
           10 = Avg comps,  8 = Avg swaps,  12 = N log2(N),  10 = N*(N-1)/2

 6 = num,  17 = Max compares  at 1 4 2 5 6 3
           15 = Max swaps     at 2 1 3 4 5 6,   720 = permutations
           15 = Avg comps,  11 = Avg swaps,  16 = N log2(N),  15 = N*(N-1)/2

 7 = num,  22 = Max compares  at 1 4 2 5 6 3 7
           18 = Max swaps     at 3 1 2 4 5 6 7,   5040 = permutations
           19 = Avg comps,  14 = Avg swaps,  20 = N log2(N),  21 = N*(N-1)/2

 8 = num,  29 = Max compares  at 1 4 2 6 5 3 7 8
           24 = Max swaps     at 3 4 2 5 1 6 7 8,   40320 = permutations
           25 = Avg comps,  18 = Avg swaps,  24 = N log2(N),  28 = N*(N-1)/2

 9 = num,  37 = Max compares  at 1 4 2 6 5 3 7 8 9
           28 = Max swaps     at 3 4 2 5 1 6 7 8 9,   362880 = permutations
           32 = Avg comps,  22 = Avg swaps,  29 = N log2(N),  36 = N*(N-1)/2

 10 = num,  44 = Max compares  at 4 7 1 8 5 2 3 9 10 6
           33 = Max swaps     at 4 2 1 6 5 3 7 8 9 10,   3628800 = permutations
           38 = Avg comps,  26 = Avg swaps,  33 = N log2(N),  45 = N*(N-1)/2