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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:216DA GHM

Order: 19

Horizontal side: 216 Vertical side: 216

Elements: 1√2, 2, 2√2, 3√2, 6, 10, 10√2, 16, 20, 36, 26√2, 52, 72, 52√2, 92, 72√2, 82√2, 144, 108√2.

Code: 1445 0 72 1084 108 108 826 134 134 260 134 134 361 144 108 167 144 108 63 160 102 32 163 105 10 163 105 20 162 104 21 164 104 522 216 52 100 154 102 101 164 102 207 144 92 923 164 0 725 0 0 724 72 0 523 216 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
108√2
82√2
26√2
36
16
6
3√2
1√2
2√2
2
52√2
10√2
10
20
92
72
72√2
52