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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:230BA GHM

Order: 19

Horizontal side: 230 Vertical side: 230

Elements: 4, 4√2, 12√2, 14√2, 28, 21√2, 26√2, 28√2, 42, 47, 34√2, 60, 47√2, 68, 81, 81√2, 115, 149, 115√2.

Code: 1495 0 81 1154 115 115 1153 230 115 344 149 81 266 157 89 472 230 68 471 230 115 120 157 89 817 0 81 810 81 81 601 141 81 45 141 77 44 145 77 282 169 49 281 169 77 142 183 63 683 230 0 423 183 21 214 162 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
26√2
47√2
47
12√2
81
81√2
60
4
4√2
28√2
28
14√2
68
42
21√2