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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:148EM GHM

Order: 19

Horizontal side: 148 Vertical side: 148

Elements: 4√2, 5√2, 8, 8√2, 11√2, 16, 16√2, 24, 19√2, 20√2, 25√2, 38, 30√2, 49, 50, 49√2, 74, 99, 74√2.

Code: 995 0 49 744 74 74 743 148 74 254 99 49 200 124 74 241 148 74 50 104 54 164 120 38 163 136 38 82 144 46 81 144 54 42 148 50 503 148 0 497 0 49 490 49 49 304 79 19 110 109 49 196 79 19 387 98 38

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)

99
74√2
74
25√2
20√2
24
5√2
16√2
16
8√2
8
4√2
50
49
49√2
30√2
11√2
19√2
38