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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:87AG GHM

Order: 19

Horizontal side: 87 Vertical side: 87

Elements: 2, 13, 16, 12√2, 13√2, 20, 21, 22, 16√2, 24, 26, 20√2, 29, 21√2, 24√2, 26√2, 42, 45, 33√2.

Code: 455 0 42 334 33 54 210 66 87 211 87 87 126 33 54 202 65 46 421 87 66 203 65 26 225 65 24 297 0 42 160 29 42 161 45 42 136 0 13 265 13 0 264 39 0 23 65 24 240 63 24 241 87 24 135 0 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)

45
33√2
21√2
21
12√2
20√2
42
20
22
29
16√2
16
13√2
26
26√2
2
24√2
24
13