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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:280AQ GHM

Order: 19

Horizontal side: 280 Vertical side: 280

Elements: 4, 4√2, 8, 6√2, 12, 12√2, 18, 28, 32, 23√2, 46, 46√2, 78, 110, 78√2, 101√2, 156, 124√2, 202.

Code: 2027 0 280 1563 202 124 782 280 202 781 280 280 1016 179 101 466 0 78 1107 46 124 1240 156 124 234 179 101 465 0 32 325 0 0 281 28 32 122 40 20 181 46 32 123 40 8 62 46 14 47 28 8 46 28 4 87 32 8

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)

202
156
78√2
78
101√2
46√2
110
124√2
23√2
46
32
28
12√2
18
12
6√2
4
4√2
8