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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:123AF GHM

Order: 19

Horizontal side: 123 Vertical side: 123

Elements: 1√2, 19, 14√2, 25, 27, 28, 20√2, 31, 25√2, 27√2, 28√2, 40, 42, 47, 49, 50, 54, 56, 49√2.

Code: 495 0 74 494 49 74 503 98 73 252 123 98 251 123 123 563 123 42 477 0 74 200 47 74 14 48 73 191 67 73 317 67 73 276 0 27 545 27 0 401 67 54 285 67 14 284 95 14 423 123 0 275 0 0 144 81 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)

49
49√2
50
25√2
25
56
47
20√2
1√2
19
31
27√2
54
40
28
28√2
42
27
14√2