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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:122CG GHM

Order: 19

Horizontal side: 122 Vertical side: 122

Elements: 4√2, 8, 8√2, 10√2, 12√2, 20, 24, 17√2, 20√2, 30, 34, 38, 27√2, 44, 34√2, 54, 44√2, 68, 78.

Code: 785 0 44 681 68 122 385 68 84 541 122 122 307 68 84 206 78 64 82 106 76 81 106 84 42 110 80 120 110 80 247 98 68 346 88 34 106 68 54 205 78 44 447 0 44 440 44 44 274 71 17 176 71 17 345 88 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)

78
68
38
54
30
20√2
8√2
8
4√2
12√2
24
34√2
10√2
20
44
44√2
27√2
17√2
34