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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:68AD GHM

Order: 18

Horizontal side: 68 Vertical side: 68

Elements: 2√2, 4, 5√2, 8, 10, 8√2, 13, 10√2, 17, 18, 13√2, 15√2, 17√2, 19√2, 30, 34, 38, 34√2.

Code: 387 0 68 183 38 50 132 51 55 131 51 68 177 51 68 176 51 51 26 49 53 190 49 53 56 15 45 107 20 50 106 20 40 82 38 42 81 38 50 150 15 45 47 30 34 340 34 34 341 68 34 307 0 30

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)

38
18
13√2
13
17
17√2
2√2
19√2
5√2
10
10√2
8√2
8
15√2
4
34√2
34
30