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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:220BE GHM

Order: 19

Horizontal side: 220 Vertical side: 220

Elements: 3, 12, 12√2, 14√2, 24, 28, 21√2, 36, 39, 28√2, 42, 36√2, 56, 68, 89, 110, 89√2, 131, 110√2.

Code: 1315 0 89 1104 110 110 1103 220 110 214 131 89 243 152 86 122 164 98 681 220 110 123 164 86 565 164 42 897 0 89 890 89 89 391 128 89 37 128 89 367 128 86 366 128 50 285 164 14 284 192 14 423 220 0 144 178 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)

131
110√2
110
21√2
24
12√2
68
12
56
89
89√2
39
3
36
36√2
28
28√2
42
14√2