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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:270AK GHM

Order: 19

Horizontal side: 270 Vertical side: 270

Elements: 2√2, 4, 4√2, 8, 12, 14, 14√2, 28, 34, 42, 38√2, 42√2, 76, 76√2, 110, 118, 114√2, 118√2, 194.

Code: 1947 0 270 420 194 270 421 236 270 285 236 242 341 270 270 145 236 228 144 250 228 20 264 242 123 262 228 47 262 240 40 266 240 87 262 236 1186 152 118 1146 38 114 1107 152 228 1185 152 0 380 38 114 767 0 76 760 76 76

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)

194
42√2
42
28
34
14
14√2
2√2
12
4
4√2
8
118√2
114√2
110
118
38√2
76
76√2