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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:106AM GHM

Order: 18

Horizontal side: 106 Vertical side: 106

Elements: 2, 8√2, 9√2, 14, 10√2, 16, 18, 14√2, 20, 25, 19√2, 28, 20√2, 39, 53, 39√2, 67, 53√2.

Code: 675 0 39 534 53 53 533 106 53 144 67 39 143 81 39 165 81 37 251 106 53 397 0 39 390 39 39 204 59 19 203 79 19 102 89 29 21 81 39 84 89 29 183 97 19 92 106 28 283 106 0 194 78 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)

67
53√2
53
14√2
14
16
25
39
39√2
20√2
20
10√2
2
8√2
18
9√2
28
19√2