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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:143AC GHM

Order: 19

Horizontal side: 143 Vertical side: 143

Elements: 4, 5, 4√2, 6, 5√2, 8, 6√2, 9√2, 17, 23, 20√2, 23√2, 40, 40√2, 57, 63, 60√2, 63√2, 103.

Code: 1037 0 143 230 103 143 231 126 143 92 135 134 171 143 143 46 131 130 85 135 126 56 126 125 45 131 126 65 131 120 64 137 120 636 80 63 55 126 120 606 20 60 577 80 120 635 80 0 200 20 60 407 0 40 400 40 40

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)

103
23√2
23
9√2
17
4√2
8
5√2
4
6
6√2
63√2
5
60√2
57
63
20√2
40
40√2