Squaring.net >> IRTS >> PPIRTSS >> Order 18

Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:134AI GHM

Order: 18

Horizontal side: 134 Vertical side: 134

Elements: 3, 8, 11, 8√2, 14, 16, 14√2, 16√2, 28, 21√2, 32, 39, 28√2, 53, 67, 53√2, 81, 67√2.

Code: 815 0 53 674 67 67 673 134 67 144 81 53 143 95 53 115 95 56 391 134 67 37 95 56 80 98 56 81 106 56 282 134 28 537 0 53 530 53 53 214 74 32 160 90 48 161 106 48 321 106 32 283 134 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)

81
67√2
67
14√2
14
11
39
3
8√2
8
28√2
53
53√2
21√2
16√2
16
32
28