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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:210AY GHM

Order: 19

Horizontal side: 210 Vertical side: 210

Elements: 8√2, 10√2, 11√2, 16, 22, 16√2, 27, 21√2, 32, 27√2, 54, 39√2, 58, 66, 78, 66√2, 105, 144, 105√2.

Code: 1445 0 66 1054 105 105 1053 210 105 394 144 66 270 183 105 271 210 105 223 156 56 547 156 78 783 210 0 667 0 66 660 66 66 581 124 66 212 145 45 104 134 56 114 145 45 323 156 24 165 124 8 164 140 8 84 132 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)

144
105√2
105
39√2
27√2
27
22
54
78
66
66√2
58
21√2
10√2
11√2
32
16
16√2
8√2