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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:76AN GHM

Order: 19

Horizontal side: 76 Vertical side: 76

Elements: 4√2, 7, 5√2, 7√2, 12, 9√2, 14, 12√2, 18, 20, 21, 24, 18√2, 22√2, 32, 24√2, 26√2, 40, 32√2.

Code: 407 0 76 240 40 76 241 64 76 122 76 64 121 76 76 326 44 32 70 16 52 71 23 52 217 23 52 266 18 26 207 44 52 90 9 45 141 23 45 182 18 18 181 18 36 52 23 31 325 44 0 42 22 22 220 22 22

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)

40
24√2
24
12√2
12
32√2
7√2
7
21
26√2
20
9√2
14
18√2
18
5√2
32
4√2
22√2