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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:212BY GHM

Order: 19

Horizontal side: 212 Vertical side: 212

Elements: 2√2, 10, 14, 10√2, 14√2, 16√2, 17√2, 28, 34, 27√2, 30√2, 32√2, 60, 44√2, 60√2, 76√2, 120, 92√2, 152.

Code: 1527 0 212 1203 152 92 602 212 152 601 212 212 766 136 76 326 0 60 272 59 65 444 76 48 920 120 92 164 136 76 170 59 65 302 30 30 106 32 38 347 42 48 105 32 28 20 30 30 283 28 0 142 42 14 141 42 28

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)

152
120
60√2
60
76√2
32√2
27√2
44√2
92√2
16√2
17√2
30√2
10√2
34
10
2√2
28
14√2
14