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Primitive Perfect Isosceles Right Triangled Square

Title: dr 19:144AZ3of4 GHM

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 2√2, 4, 4√2, 8, 6√2, 11, 8√2, 11√2, 14√2, 22, 28, 33, 44, 50, 61, 72, 83, 61√2, 72√2.

Code: 835 0 61 724 72 72 723 144 72 114 83 61 113 94 61 445 94 28 501 144 72 617 0 61 610 61 61 331 94 61 281 122 28 142 136 14 84 130 20 83 138 20 42 142 24 43 142 20 22 144 22 223 144 0 64 136 14

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)

83
72√2
72
11√2
11
44
50
61
61√2
33
28
14√2
8√2
8
4√2
4
2√2
22
6√2