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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:72AL GHM

Order: 19

Horizontal side: 72 Vertical side: 72

Elements: 2, 2√2, 3, 4, 3√2, 4√2, 6, 7, 8, 7√2, 16, 16√2, 24, 31, 32, 24√2, 28√2, 41, 48.

Code: 485 0 24 411 41 72 317 41 72 286 44 44 36 41 41 65 44 38 35 41 38 77 41 38 76 41 31 27 48 38 20 50 38 47 48 36 40 52 36 87 48 32 323 56 0 162 72 16 245 0 0 244 24 0 163 72 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)

48
41
31
28√2
3√2
6
3
7
7√2
2
2√2
4
4√2
8
32
16√2
24
24√2
16