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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:174AH GHM

Order: 19

Horizontal side: 174 Vertical side: 174

Elements: 10√2, 11√2, 18, 28, 28√2, 42, 43, 44, 32√2, 46, 56, 42√2, 43√2, 44√2, 65, 66, 88, 65√2, 66√2.

Code: 665 0 108 664 66 108 563 132 118 422 174 132 421 174 174 883 174 44 100 76 118 284 104 90 283 132 90 435 0 65 434 43 65 326 54 76 185 86 90 467 86 90 110 54 76 657 0 65 650 65 65 444 130 0 443 174 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)

66
66√2
56
42√2
42
88
10√2
28√2
28
43
43√2
32√2
18
46
11√2
65
65√2
44√2
44