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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:172BV GHM

Order: 19

Horizontal side: 172 Vertical side: 172

Elements: 3, 3√2, 6, 7, 6√2, 7√2, 10, 12, 12√2, 24, 31, 31√2, 55, 62, 55√2, 86, 62√2, 110, 86√2.

Code: 1105 0 62 864 86 86 863 172 86 241 110 86 122 122 74 314 141 55 313 172 55 123 122 62 62 128 68 63 128 62 32 131 65 33 131 62 105 131 55 625 0 0 624 62 0 70 124 62 71 131 62 550 117 55 551 172 55

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)

110
86√2
86
24
12√2
31√2
31
12
6√2
6
3√2
3
10
62
62√2
7√2
7
55√2
55