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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:230AH GHM

Order: 19

Horizontal side: 230 Vertical side: 230

Elements: 18√2, 26, 21√2, 26√2, 42, 46, 52, 44√2, 46√2, 52√2, 56√2, 82, 86, 88, 65√2, 92, 96, 74√2, 92√2.

Code: 967 0 230 520 96 230 521 148 230 262 174 204 821 230 230 263 174 178 562 230 148 440 44 178 654 109 113 863 174 92 746 156 74 887 0 134 423 88 92 212 109 113 466 0 46 927 46 92 920 138 92 184 156 74 465 0 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)

96
52√2
52
26√2
82
26
56√2
44√2
65√2
86
74√2
88
42
21√2
46√2
92
92√2
18√2
46