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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:204BD GHM

Order: 19

Horizontal side: 204 Vertical side: 204

Elements: 5√2, 6√2, 12, 12√2, 24, 19√2, 28, 23√2, 36, 28√2, 46, 37√2, 56, 65, 74, 65√2, 102, 139, 102√2.

Code: 1395 0 65 1024 102 102 1023 204 102 374 139 65 563 176 46 282 204 74 281 204 102 743 204 0 657 0 65 650 65 65 361 101 65 245 101 41 194 120 46 54 125 41 236 107 23 467 130 46 125 101 29 124 113 29 64 107 23

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)

139
102√2
102
37√2
56
28√2
28
74
65
65√2
36
24
19√2
5√2
23√2
46
12
12√2
6√2