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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:220BC GHM

Order: 19

Horizontal side: 220 Vertical side: 220

Elements: 5, 4√2, 8, 8√2, 16, 24, 28, 21√2, 28√2, 42, 47, 56, 42√2, 68, 89, 110, 89√2, 131, 110√2.

Code: 1315 0 89 1104 110 110 1103 220 110 214 131 89 163 152 94 82 160 102 681 220 110 83 160 94 42 164 98 286 136 70 565 164 42 53 136 89 247 136 94 897 0 89 890 89 89 471 136 89 285 136 42 424 178 0 423 220 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
16
8√2
68
8
4√2
28√2
56
5
24
89
89√2
47
28
42√2
42