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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:128AA GHM

Order: 19

Horizontal side: 128 Vertical side: 128

Elements: 4√2, 9√2, 11√2, 18, 22, 18√2, 28, 22√2, 36, 38, 41, 46, 49, 37√2, 38√2, 54, 41√2, 45√2, 46√2.

Code: 465 0 82 464 46 82 186 74 110 367 92 128 456 83 83 283 74 82 185 74 92 545 74 38 94 83 83 412 41 41 374 37 45 226 52 60 116 41 49 225 52 38 46 37 45 495 41 0 413 41 0 384 90 0 383 128 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)

46
46√2
18√2
36
45√2
28
18
54
9√2
41√2
37√2
22√2
11√2
22
4√2
49
41
38√2
38