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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:77AA GHM

Order: 19

Horizontal side: 77 Vertical side: 77

Elements: 1√2, 2, 2√2, 3√2, 6, 6√2, 11, 11√2, 17, 22, 16√2, 17√2, 27, 22√2, 32, 33, 28√2, 44, 33√2.

Code: 447 0 77 286 16 49 222 66 55 221 66 77 112 77 66 111 77 77 336 44 33 166 0 33 325 16 17 335 0 0 62 50 27 63 50 21 275 50 0 34 47 18 26 48 19 16 47 18 25 48 17 174 33 0 173 50 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)

44
28√2
22√2
22
11√2
11
33√2
16√2
32
33
6√2
6
27
3√2
2√2
1√2
2
17√2
17