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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:68AN GHM

Order: 18

Horizontal side: 68 Vertical side: 68

Elements: 1√2, 2, 2√2, 3√2, 4√2, 6, 8, 10, 8√2, 10√2, 16, 20, 24, 20√2, 24√2, 28√2, 40, 48.

Code: 487 0 68 403 48 28 202 68 48 201 68 68 246 44 24 80 8 28 81 16 28 247 16 28 280 40 28 44 44 24 102 10 10 161 16 20 103 10 0 65 10 4 22 12 2 34 13 1 23 12 0 12 13 1

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)

48
40
20√2
20
24√2
8√2
8
24
28√2
4√2
10√2
16
10
6
2√2
3√2
2
1√2