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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:88BA GHM

Order: 19

Horizontal side: 88 Vertical side: 88

Elements: 4√2, 6, 8, 6√2, 7√2, 12, 9√2, 14, 18, 14√2, 18√2, 28, 20√2, 21√2, 24√2, 40, 42, 37√2, 60.

Code: 607 0 88 423 60 46 212 81 67 144 74 74 143 88 74 74 81 67 376 51 37 180 18 46 181 36 46 67 36 46 60 42 46 94 51 37 127 36 40 206 28 20 405 48 0 287 0 28 46 24 24 87 28 28 240 24 24

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)

60
42
21√2
14√2
14
7√2
37√2
18√2
18
6
6√2
9√2
12
20√2
40
28
4√2
8
24√2