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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:148BA GHM

Order: 18

Horizontal side: 148 Vertical side: 148

Elements: 12, 15, 12√2, 18, 15√2, 23, 24, 18√2, 28, 23√2, 27√2, 28√2, 46, 51, 51√2, 74, 97, 74√2.

Code: 975 0 51 744 74 74 743 148 74 234 97 51 233 120 51 282 148 46 281 148 74 517 0 51 510 51 51 274 78 24 150 105 51 151 120 51 463 148 0 120 90 36 121 102 36 182 120 18 181 120 36 241 102 24

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)

97
74√2
74
23√2
23
28√2
28
51
51√2
27√2
15√2
15
46
12√2
12
18√2
18
24