Squaring.net >> IRTS >> PPIRTSS >> Order 19

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:248AH GHM

Order: 19

Horizontal side: 248 Vertical side: 248

Elements: 6, 6√2, 12, 18, 16√2, 18√2, 32, 42, 37√2, 38√2, 64, 76, 55√2, 64√2, 70√2, 108, 92√2, 140, 124√2.

Code: 1405 0 108 1244 124 124 926 156 156 323 156 124 372 193 119 164 140 108 423 156 82 550 193 119 1085 0 0 704 70 38 60 114 82 61 120 82 185 120 64 184 138 64 386 70 38 765 108 0 121 120 76 644 184 0 643 248 0

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

140
124√2
92√2
32
37√2
16√2
42
55√2
108
70√2
6√2
6
18
18√2
38√2
76
12
64√2
64