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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:170BJ5of8 GHM

Order: 19

Horizontal side: 170 Vertical side: 170

Elements: 3√2, 6, 6√2, 12, 9√2, 12√2, 15√2, 28, 29, 30, 28√2, 29√2, 56, 57, 42√2, 57√2, 85, 113, 85√2.

Code: 1135 0 57 854 85 85 853 170 85 284 113 57 283 141 57 292 170 56 291 170 85 577 0 57 570 57 57 424 99 15 303 141 27 563 170 0 36 108 24 67 111 27 66 111 21 125 117 15 124 129 15 90 108 24 154 114 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)

113
85√2
85
28√2
28
29√2
29
57
57√2
42√2
30
56
3√2
6
6√2
12
12√2
9√2
15√2