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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:148AY GHM

Order: 19

Horizontal side: 148 Vertical side: 148

Elements: 1√2, 4, 6, 6√2, 7√2, 12, 14, 11√2, 15√2, 22, 30, 22√2, 44, 52, 63, 74, 85, 63√2, 74√2.

Code: 855 0 63 744 74 74 743 148 74 114 85 63 156 81 59 305 96 44 521 148 74 637 0 63 630 63 63 121 75 63 62 81 57 61 81 63 47 81 63 12 82 58 76 75 51 145 82 44 441 126 44 222 148 22 223 148 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)

85
74√2
74
11√2
15√2
30
52
63
63√2
12
6√2
6
4
1√2
7√2
14
44
22√2
22