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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:108BB GHM

Order: 19

Horizontal side: 108 Vertical side: 108

Elements: 4, 3√2, 4√2, 6, 6√2, 9√2, 18, 20, 24, 28, 20√2, 30, 40, 30√2, 44, 48, 60, 44√2, 64.

Code: 645 0 44 601 60 108 302 90 78 481 108 108 303 90 48 185 90 60 62 96 54 94 99 51 403 108 20 63 96 48 32 99 51 44 64 44 43 68 44 287 68 48 447 0 44 440 44 44 241 68 44 204 88 0 203 108 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)

64
60
30√2
48
30
18
6√2
9√2
40
6
3√2
4√2
4
28
44
44√2
24
20√2
20