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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:262AI GHM

Order: 19

Horizontal side: 262 Vertical side: 262

Elements: 2, 2√2, 4, 4√2, 6√2, 14, 20, 20√2, 34, 40, 37√2, 40√2, 74, 74√2, 108, 114, 111√2, 114√2, 188.

Code: 1887 0 262 400 188 262 401 228 262 202 248 242 341 262 262 203 248 222 145 248 228 27 248 228 20 250 228 64 256 222 1146 148 114 47 248 226 40 252 226 1116 37 111 1087 148 222 1145 148 0 370 37 111 747 0 74 740 74 74

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)

188
40√2
40
20√2
34
20
14
2
2√2
6√2
114√2
4
4√2
111√2
108
114
37√2
74
74√2