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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:176AD GHM

Order: 19

Horizontal side: 176 Vertical side: 176

Elements: 6, 6√2, 12, 10√2, 18, 20, 18√2, 28, 28√2, 40, 29√2, 52, 40√2, 58, 49√2, 78, 68√2, 98, 88√2.

Code: 985 0 78 884 88 88 686 108 108 203 108 88 282 136 80 104 98 78 186 90 70 283 136 52 402 176 40 785 0 0 494 49 29 123 90 58 185 90 52 296 49 29 585 78 0 64 84 52 63 90 52 521 136 52 403 176 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)

98
88√2
68√2
20
28√2
10√2
18√2
28
40√2
78
49√2
12
18
29√2
58
6√2
6
52
40