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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:142CD GHM

Order: 18

Horizontal side: 142 Vertical side: 142

Elements: 3√2, 6, 6√2, 9√2, 11√2, 19, 22, 19√2, 22√2, 34, 26√2, 38, 45, 52, 45√2, 71, 97, 71√2.

Code: 975 0 45 714 71 71 713 142 71 264 97 45 383 123 33 192 142 52 191 142 71 523 142 0 457 0 45 450 45 45 341 79 45 62 85 39 94 88 36 63 85 33 32 88 36 225 79 11 224 101 11 114 90 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)

97
71√2
71
26√2
38
19√2
19
52
45
45√2
34
6√2
9√2
6
3√2
22
22√2
11√2