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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:120BK GHM

Order: 19

Horizontal side: 120 Vertical side: 120

Elements: 2√2, 6, 5√2, 6√2, 7√2, 10, 8√2, 12, 9√2, 16, 32, 40, 32√2, 48, 53, 40√2, 44√2, 67, 80.

Code: 805 0 40 671 67 120 537 67 120 446 76 76 96 67 67 125 76 64 72 74 60 65 76 58 64 82 58 163 88 48 322 120 32 20 74 60 56 67 53 107 72 58 84 80 40 483 88 0 405 0 0 404 40 0 323 120 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)

80
67
53
44√2
9√2
12
7√2
6
6√2
16
32√2
2√2
5√2
10
8√2
48
40
40√2
32