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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:224BL GHM

Order: 19

Horizontal side: 224 Vertical side: 224

Elements: 4√2, 14, 14√2, 19√2, 28, 23√2, 38, 42, 30√2, 44, 34√2, 38√2, 40√2, 68, 78, 78√2, 112, 146, 112√2.

Code: 1465 0 78 1124 112 112 1123 224 112 344 146 78 300 180 112 441 224 112 40 150 82 234 173 59 423 196 40 147 196 82 140 210 82 787 0 78 780 78 78 384 116 40 383 154 40 192 173 59 287 196 68 683 224 0 404 156 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)

146
112√2
112
34√2
30√2
44
4√2
23√2
42
14
14√2
78
78√2
38√2
38
19√2
28
68
40√2