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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:246AA GHM

Order: 19

Horizontal side: 246 Vertical side: 246

Elements: 2√2, 15√2, 30, 22√2, 34, 44, 60, 62, 44√2, 66, 49√2, 60√2, 62√2, 88, 98, 120, 124, 90√2, 92√2.

Code: 922 92 154 904 90 156 883 180 158 442 224 202 661 246 246 443 224 158 222 246 180 1203 246 60 26 90 156 347 92 158 496 77 109 987 126 158 303 92 124 626 0 62 1245 62 0 154 77 109 625 0 0 604 186 0 603 246 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)

92√2
90√2
88
44√2
66
44
22√2
120
2√2
34
49√2
98
30
62√2
124
15√2
62
60√2
60