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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:124AG GHM

Order: 18

Horizontal side: 124 Vertical side: 124

Elements: 1√2, 2, 2√2, 3√2, 6, 5√2, 6√2, 12, 11√2, 17√2, 22√2, 34, 46, 34√2, 45√2, 68, 56√2, 90.

Code: 907 0 124 683 90 56 342 124 90 341 124 124 456 79 45 226 0 34 467 22 56 560 68 56 114 79 45 172 17 17 50 17 17 123 12 0 62 18 6 61 18 12 32 21 9 24 20 10 23 22 10 14 21 9

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)

90
68
34√2
34
45√2
22√2
46
56√2
11√2
17√2
5√2
12
6√2
6
3√2
2√2
2
1√2