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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:262AE GHM

Order: 19

Horizontal side: 262 Vertical side: 262

Elements: 6√2, 12, 12√2, 18, 18√2, 31, 36, 27√2, 31√2, 50, 54, 50√2, 54√2, 81, 100, 81√2, 131, 181, 131√2.

Code: 1815 0 81 1314 131 131 1313 262 131 504 181 81 503 231 81 312 262 100 311 262 131 1003 262 0 817 0 81 810 81 81 544 135 27 543 189 27 187 189 81 180 207 81 124 219 69 123 231 69 64 225 63 367 189 63 274 162 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)

181
131√2
131
50√2
50
31√2
31
100
81
81√2
54√2
54
18
18√2
12√2
12
6√2
36
27√2