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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:174AP GHM

Order: 19

Horizontal side: 174 Vertical side: 174

Elements: 4, 4√2, 13√2, 26, 36, 26√2, 37, 40, 48, 36√2, 52, 37√2, 63, 48√2, 72, 52√2, 74, 63√2, 74√2.

Code: 745 0 100 744 74 100 260 148 174 261 174 174 723 122 76 522 174 96 521 174 148 375 0 63 374 37 63 486 126 48 130 50 76 364 86 40 363 122 40 637 0 63 630 63 63 46 122 44 485 126 0 45 122 40 401 126 40

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)

74
74√2
26√2
26
72
52√2
52
37
37√2
48√2
13√2
36√2
36
63
63√2
4√2
48
4
40