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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:76CM GHM

Order: 19

Horizontal side: 76 Vertical side: 76

Elements: 1, 1√2, 4√2, 6, 7, 8, 10, 9√2, 10√2, 11√2, 18, 14√2, 20, 24, 28, 24√2, 38, 52, 38√2.

Code: 525 0 24 384 38 38 383 76 38 144 52 24 203 66 18 102 76 28 101 76 38 283 76 0 247 0 24 240 24 24 114 35 13 73 46 17 67 46 24 15 46 17 14 47 17 96 39 9 187 48 18 46 35 13 87 39 17

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)

52
38√2
38
14√2
20
10√2
10
28
24
24√2
11√2
7
6
1
1√2
9√2
18
4√2
8