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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:212BX GHM

Order: 19

Horizontal side: 212 Vertical side: 212

Elements: 2, 2√2, 13√2, 15√2, 22, 26, 28, 22√2, 32, 30√2, 44, 32√2, 60, 44√2, 60√2, 92, 90√2, 92√2, 152.

Code: 1527 0 212 320 152 212 321 184 212 152 199 197 281 212 212 130 199 197 26 184 182 267 186 184 926 120 92 25 184 180 906 30 90 442 164 136 441 164 180 222 186 158 221 186 180 925 120 0 300 30 90 607 0 60 600 60 60

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
32√2
32
15√2
28
13√2
2√2
26
92√2
2
90√2
44√2
44
22√2
22
92
30√2
60
60√2