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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:256AK GHM

Order: 19

Horizontal side: 256 Vertical side: 256

Elements: 7√2, 10, 14, 14√2, 17√2, 28, 34, 28√2, 44, 34√2, 56, 44√2, 72, 56√2, 100, 128, 100√2, 156, 128√2.

Code: 1565 0 100 1284 128 128 1283 256 128 284 156 100 283 184 100 142 198 114 721 256 128 143 198 100 72 205 107 170 205 107 1007 0 100 1000 100 100 444 144 56 443 188 56 107 188 100 347 188 90 340 222 90 564 200 0 563 256 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)

156
128√2
128
28√2
28
14√2
72
14
7√2
17√2
100
100√2
44√2
44
10
34
34√2
56√2
56