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Primitive Perfect Isosceles Right Triangled Square

Title: dr 19:144AR4of4 GHM

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 5, 4√2, 8, 8√2, 12, 11√2, 16, 12√2, 17, 22, 16√2, 22√2, 44, 50, 61, 72, 83, 61√2, 72√2.

Code: 835 0 61 724 72 72 723 144 72 114 83 61 163 94 56 122 106 60 501 144 72 617 0 61 610 61 61 171 78 61 57 78 61 160 106 60 125 78 44 84 86 48 83 94 48 44 90 44 441 122 44 222 144 22 223 144 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)

83
72√2
72
11√2
16
12√2
50
61
61√2
17
5
16√2
12
8√2
8
4√2
44
22√2
22