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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:222BU GHM

Order: 19

Horizontal side: 222 Vertical side: 222

Elements: 1√2, 2, 5√2, 10, 10√2, 20, 20√2, 38, 39, 34√2, 36√2, 38√2, 72, 74, 76, 74√2, 111, 148, 111√2.

Code: 1485 0 74 1114 111 111 1113 222 111 364 147 75 50 183 111 391 222 111 100 178 106 101 188 106 342 222 72 200 168 96 201 188 96 16 147 75 27 148 76 763 150 0 382 188 38 381 188 76 745 0 0 744 74 0 723 222 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)

148
111√2
111
36√2
5√2
39
10√2
10
34√2
20√2
20
1√2
2
76
38√2
38
74
74√2
72