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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:148AK GHM

Order: 18

Horizontal side: 148 Vertical side: 148

Elements: 4√2, 10√2, 12√2, 20, 16√2, 24, 19√2, 20√2, 24√2, 38, 40, 48, 38√2, 43√2, 62, 50√2, 86, 74√2.

Code: 865 0 62 744 74 74 506 98 98 246 74 74 405 98 58 625 0 0 434 43 19 243 86 38 122 98 50 42 102 54 204 118 38 203 138 38 102 148 48 160 102 54 483 148 0 196 43 19 385 62 0 384 100 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)

86
74√2
50√2
24√2
40
62
43√2
24
12√2
4√2
20√2
20
10√2
16√2
48
19√2
38
38√2