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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:41AA2of4 GHM

Order: 19

Horizontal side: 41 Vertical side: 41

Elements: 2√2, 3, 4, 3√2, 4√2, 6, 8, 6√2, 9, 10, 11, 9√2, 10√2, 11√2, 13√2, 20, 15√2, 22, 23.

Code: 237 0 41 63 23 35 32 26 38 94 32 32 156 26 26 33 26 35 62 32 32 130 17 35 91 26 35 40 4 22 41 8 22 22 10 20 221 30 22 112 41 11 106 0 10 205 10 0 87 0 18 113 41 0 105 0 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)

23
6
3√2
9√2
15√2
3
6√2
13√2
9
4√2
4
2√2
22
11√2
10√2
20
8
11
10