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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:192AV GHM

Order: 19

Horizontal side: 192 Vertical side: 192

Elements: 2, 2√2, 4, 6, 8, 10, 10√2, 20, 24, 30, 27√2, 30√2, 54, 54√2, 78, 84, 81√2, 84√2, 138.

Code: 1387 0 192 300 138 192 301 168 192 205 168 172 241 192 192 105 168 162 104 178 162 26 186 170 45 188 168 83 186 162 25 186 168 67 186 168 846 108 84 816 27 81 787 108 162 845 108 0 270 27 81 547 0 54 540 54 54

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)

138
30√2
30
20
24
10
10√2
2√2
4
8
2
6
84√2
81√2
78
84
27√2
54
54√2