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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:118AA GHM

Order: 19

Horizontal side: 118 Vertical side: 118

Elements: 1√2, 4√2, 5√2, 8, 13√2, 18√2, 26, 34, 36, 37, 39, 40, 42, 44, 37√2, 38√2, 39√2, 40√2, 42√2.

Code: 427 0 118 426 0 76 372 79 81 371 79 118 397 79 118 396 79 79 16 78 80 363 78 44 402 118 40 382 38 38 52 47 39 184 60 26 443 78 0 403 118 0 130 47 39 40 38 38 343 34 0 87 34 34 267 34 26

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)

42
42√2
37√2
37
39
39√2
1√2
36
40√2
38√2
5√2
18√2
44
40
13√2
4√2
34
8
26