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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:74AG GHM

Order: 19

Horizontal side: 74 Vertical side: 74

Elements: 2√2, 4, 4√2, 8, 6√2, 7√2, 8√2, 12, 9√2, 14, 16, 12√2, 14√2, 21, 29, 37, 29√2, 45, 37√2.

Code: 455 0 29 374 37 37 373 74 37 84 45 29 83 53 29 142 67 23 211 74 37 297 0 29 290 29 29 124 41 17 123 53 17 143 67 9 72 74 16 64 47 11 46 49 13 163 74 0 26 47 11 45 49 9 94 58 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)

45
37√2
37
8√2
8
14√2
21
29
29√2
12√2
12
14
7√2
6√2
4√2
16
2√2
4
9√2