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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:136CD GHM

Order: 19

Horizontal side: 136 Vertical side: 136

Elements: 1√2, 2, 2√2, 4, 4√2, 6√2, 12, 10√2, 16, 16√2, 20√2, 32, 46, 48, 44√2, 45√2, 46√2, 90, 68√2.

Code: 905 0 46 684 68 68 483 136 88 206 68 68 167 88 88 166 88 72 327 104 88 446 92 44 102 98 62 60 98 62 46 88 52 127 92 56 45 88 48 24 90 46 23 92 46 465 0 0 464 46 0 16 91 45 450 91 45

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)

90
68√2
48
20√2
16
16√2
32
44√2
10√2
6√2
4√2
12
4
2√2
2
46
46√2
1√2
45√2