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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:120AD GHM

Order: 19

Horizontal side: 120 Vertical side: 120

Elements: 5√2, 6√2, 10, 14√2, 22, 25, 28, 22√2, 34, 37, 27√2, 28√2, 42, 44, 33√2, 54, 39√2, 56, 49√2.

Code: 545 0 66 494 49 71 443 98 76 222 120 98 221 120 120 563 120 42 56 49 71 107 54 76 373 64 39 347 64 76 332 33 33 274 27 39 285 64 14 284 92 14 423 120 0 64 33 33 390 39 39 251 64 39 144 78 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)

54
49√2
44
22√2
22
56
5√2
10
37
34
33√2
27√2
28
28√2
42
6√2
39√2
25
14√2