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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:50AK GHM

Order: 19

Horizontal side: 50 Vertical side: 50

Elements: 2, 2√2, 3, 4, 4√2, 6, 8, 6√2, 7√2, 11, 12, 14, 11√2, 14√2, 20, 22, 18√2, 28, 25√2.

Code: 285 0 22 254 25 25 186 32 32 70 32 32 31 28 25 117 28 25 110 39 25 225 0 0 201 20 22 125 20 10 81 28 22 44 32 10 140 36 14 141 50 14 65 20 4 64 26 4 27 20 4 26 20 2 47 22 4

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)

28
25√2
18√2
7√2
3
11
11√2
22
20
12
8
4√2
14√2
14
6
6√2
2
2√2
4