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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:148AU GHM

Order: 19

Horizontal side: 148 Vertical side: 148

Elements: 4, 4√2, 7, 8, 8√2, 10√2, 15, 11√2, 20, 22, 20√2, 22√2, 44, 52, 63, 74, 85, 63√2, 74√2.

Code: 855 0 63 744 74 74 743 148 74 114 85 63 100 96 74 521 148 74 86 78 56 207 86 64 200 106 64 637 0 63 630 63 63 151 78 63 77 78 63 85 78 48 44 82 44 43 86 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
10√2
52
8√2
20
20√2
63
63√2
15
7
8
4√2
4
44
22√2
22