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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:38AG GHM

Order: 19

Horizontal side: 38 Vertical side: 38

Elements: 1, 1√2, 2, 2√2, 4, 3√2, 5, 4√2, 6, 7, 8, 9, 11, 12, 15, 19, 15√2, 23, 19√2.

Code: 235 0 15 194 19 19 193 38 19 44 23 15 43 27 15 95 27 10 111 38 19 157 0 15 150 15 15 121 27 15 77 27 10 16 33 9 27 34 10 20 36 10 63 33 3 15 33 8 57 33 8 83 38 0 34 30 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
19√2
19
4√2
4
9
11
15
15√2
12
7
1√2
2
2√2
6
1
5
8
3√2