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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:204AY GHM

Order: 19

Horizontal side: 204 Vertical side: 204

Elements: 1√2, 2, 2√2, 3√2, 6, 6√2, 12, 11√2, 22, 23√2, 46, 56, 46√2, 68, 90, 68√2, 102, 136, 102√2.

Code: 1365 0 68 1024 102 102 1023 204 102 234 125 79 123 148 90 62 154 96 561 204 102 63 154 90 32 157 93 10 157 93 20 156 92 21 158 92 462 204 46 116 125 79 227 136 90 903 158 0 685 0 0 684 68 0 463 204 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)

136
102√2
102
23√2
12
6√2
56
6
3√2
1√2
2√2
2
46√2
11√2
22
90
68
68√2
46