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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:72BM GHM

Order: 18

Horizontal side: 72 Vertical side: 72

Elements: 2√2, 3√2, 6, 8√2, 12, 10√2, 11√2, 16, 12√2, 14√2, 20, 22, 25, 28, 22√2, 25√2, 44, 47.

Code: 475 0 25 441 44 72 205 44 52 281 72 72 122 56 40 104 54 42 80 64 52 26 54 42 167 56 44 226 50 22 123 56 28 34 47 25 146 36 14 67 50 28 257 0 25 250 25 25 114 36 14 225 50 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)

47
44
20
28
12√2
10√2
8√2
2√2
16
22√2
12
3√2
14√2
6
25
25√2
11√2
22