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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:218BN8of8 GHM

Order: 19

Horizontal side: 218 Vertical side: 218

Elements: 8, 8√2, 16, 20, 16√2, 24, 20√2, 32, 40, 46, 33√2, 40√2, 46√2, 66, 86, 66√2, 86√2, 99√2, 152.

Code: 1527 0 218 336 119 185 667 152 218 666 152 152 990 119 185 206 0 66 405 20 46 404 60 46 243 100 62 327 100 86 860 132 86 861 218 86 205 0 46 160 76 62 161 92 62 82 100 54 81 100 62 465 0 0 464 46 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)

152
33√2
66
66√2
99√2
20√2
40
40√2
24
32
86√2
86
20
16√2
16
8√2
8
46
46√2