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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:268AI GHM

Order: 19

Horizontal side: 268 Vertical side: 268

Elements: 2, 4√2, 8, 8√2, 12√2, 24, 21√2, 23√2, 24√2, 42, 46, 44√2, 88, 92, 88√2, 90√2, 92√2, 176, 134√2.

Code: 1765 0 92 1344 134 134 906 178 178 236 155 155 465 178 132 210 155 155 421 176 134 25 176 132 245 176 108 244 200 108 440 224 132 82 184 100 124 188 96 83 184 92 42 188 96 925 0 0 924 92 0 880 180 88 881 268 88

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)

176
134√2
90√2
23√2
46
21√2
42
2
24
24√2
44√2
8√2
12√2
8
4√2
92
92√2
88√2
88