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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:68AH GHM

Order: 18

Horizontal side: 68 Vertical side: 68

Elements: 1, 2, 2√2, 4, 4√2, 5√2, 6√2, 9, 10, 14, 10√2, 20, 24, 29, 34, 39, 29√2, 34√2.

Code: 395 0 29 344 34 34 343 68 34 54 39 29 66 38 28 145 44 20 241 68 34 297 0 29 290 29 29 91 38 29 17 38 29 42 42 24 43 42 20 22 44 22 23 44 20 201 58 20 102 68 10 103 68 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)

39
34√2
34
5√2
6√2
14
24
29
29√2
9
1
4√2
4
2√2
2
20
10√2
10