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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:98BI GHM

Order: 18

Horizontal side: 98 Vertical side: 98

Elements: 1, 1√2, 2, 8√2, 13, 10√2, 11√2, 13√2, 20, 23, 18√2, 26, 31, 36, 31√2, 49, 67, 49√2.

Code: 675 0 31 494 49 49 493 98 49 184 67 31 263 85 23 132 98 36 131 98 49 363 98 0 317 0 31 310 31 31 201 51 31 102 61 21 84 59 23 21 61 23 12 62 22 11 62 23 237 62 23 116 51 11

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
49√2
49
18√2
26
13√2
13
36
31
31√2
20
10√2
8√2
2
1√2
1
23
11√2