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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:218AH GHM

Order: 19

Horizontal side: 218 Vertical side: 218

Elements: 12, 12√2, 17, 21, 24, 17√2, 19√2, 21√2, 24√2, 42, 46, 48, 42√2, 67, 88, 109, 88√2, 130, 109√2.

Code: 1305 0 88 1094 109 109 1093 218 109 214 130 88 213 151 88 192 170 90 671 218 109 246 146 66 485 170 42 887 0 88 880 88 88 461 134 88 172 151 71 171 151 88 126 134 54 245 146 42 125 134 42 424 176 0 423 218 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)

130
109√2
109
21√2
21
19√2
67
24√2
48
88
88√2
46
17√2
17
12√2
24
12
42√2
42