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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:356AF GHM

Order: 19

Horizontal side: 356 Vertical side: 356

Elements: 15√2, 20√2, 30, 40, 40√2, 60, 82, 60√2, 98, 74√2, 82√2, 118, 134, 140, 104√2, 148, 118√2, 119√2, 148√2.

Code: 1485 0 208 1484 148 208 1403 296 216 607 296 356 606 296 296 402 336 256 403 336 216 202 356 236 1186 238 118 820 156 216 821 238 216 987 238 216 1042 104 104 744 74 134 301 104 134 152 119 119 1341 238 134 1190 119 119 1185 238 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)

148
148√2
140
60
60√2
40√2
40
20√2
118√2
82√2
82
98
104√2
74√2
30
15√2
134
119√2
118