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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:145AA GHM

Order: 18

Horizontal side: 145 Vertical side: 145

Elements: 2, 2√2, 3, 4, 3√2, 4√2, 6√2, 17, 17√2, 37, 51, 37√2, 54, 57, 51√2, 54√2, 91, 94.

Code: 945 0 51 911 91 145 547 91 145 546 91 91 172 108 74 173 108 57 372 145 37 37 91 57 36 91 54 27 94 57 20 96 57 64 102 51 573 108 0 47 94 55 40 98 55 515 0 0 514 51 0 373 145 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)

94
91
54
54√2
17√2
17
37√2
3
3√2
2
2√2
6√2
57
4
4√2
51
51√2
37