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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:121AD2of4 GHM

Order: 19

Horizontal side: 121 Vertical side: 121

Elements: 1, 1√2, 2, 2√2, 3, 4, 5, 14, 14√2, 28, 37, 28√2, 42, 51, 37√2, 56, 42√2, 70, 79.

Code: 797 0 121 513 79 70 427 79 121 426 79 79 35 79 76 17 79 76 16 79 75 27 80 76 20 82 76 55 79 70 41 84 74 372 121 37 286 0 42 567 28 70 703 84 0 285 0 14 373 121 0 145 0 0 144 14 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)

79
51
42
42√2
3
1
1√2
2
2√2
5
4
37√2
28√2
56
70
28
37
14
14√2