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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:230AZ GHM

Order: 19

Horizontal side: 230 Vertical side: 230

Elements: 4, 4√2, 8, 6√2, 12, 14√2, 28, 33√2, 47, 34√2, 35√2, 66, 48√2, 68, 81, 81√2, 115, 149, 115√2.

Code: 1495 0 81 1154 115 115 1153 230 115 344 149 81 66 177 109 125 183 103 471 230 115 283 177 81 142 191 95 81 191 103 42 195 99 41 195 103 352 230 68 663 195 33 817 0 81 810 81 81 484 129 33 683 230 0 334 162 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)

149
115√2
115
34√2
6√2
12
47
28
14√2
8
4√2
4
35√2
66
81
81√2
48√2
68
33√2