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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:120AP1of4 GHM

Order: 19

Horizontal side: 120 Vertical side: 120

Elements: 2√2, 4, 4√2, 7, 8, 7√2, 14, 10√2, 12√2, 14√2, 20, 21, 28, 46, 53, 60, 67, 53√2, 60√2.

Code: 675 0 53 604 60 60 603 120 60 74 67 53 73 74 53 122 86 48 461 120 60 537 0 53 530 53 53 211 74 53 106 76 38 205 86 28 20 76 38 47 74 36 46 74 32 85 78 28 281 106 28 142 120 14 143 120 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)

67
60√2
60
7√2
7
12√2
46
53
53√2
21
10√2
20
2√2
4
4√2
8
28
14√2
14