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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:148CP GHM

Order: 19

Horizontal side: 148 Vertical side: 148

Elements: 2, 2√2, 3, 4, 3√2, 4√2, 6√2, 17, 17√2, 34, 27√2, 40, 30√2, 34√2, 57, 74, 57√2, 91, 74√2.

Code: 915 0 57 744 74 74 743 148 74 174 91 57 173 108 57 62 114 68 401 148 74 46 110 64 342 148 34 26 108 62 45 110 60 25 108 60 35 108 57 34 111 57 306 84 30 577 0 57 570 57 57 274 84 30 343 148 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)

91
74√2
74
17√2
17
6√2
40
4√2
34√2
2√2
4
2
3
3√2
30√2
57
57√2
27√2
34