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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:136AZ GHM

Order: 18

Horizontal side: 136 Vertical side: 136

Elements: 1√2, 2, 2√2, 4, 4√2, 6√2, 12, 10√2, 12√2, 24, 22√2, 46, 34√2, 45√2, 46√2, 68, 90, 68√2.

Code: 905 0 46 684 68 68 683 136 68 224 90 46 126 100 56 247 112 68 346 102 34 66 94 50 125 100 44 20 94 50 23 92 46 47 92 48 40 96 48 465 0 0 464 46 0 16 91 45 450 91 45 104 102 34

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)

90
68√2
68
22√2
12√2
24
34√2
6√2
12
2√2
2
4
4√2
46
46√2
1√2
45√2
10√2