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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:98BH GHM

Order: 18

Horizontal side: 98 Vertical side: 98

Elements: 4, 4√2, 5√2, 8, 7√2, 12, 15, 12√2, 15√2, 24, 17√2, 30, 32, 34, 32√2, 49, 66, 49√2.

Code: 665 0 32 494 49 49 493 98 49 174 66 32 150 83 49 151 98 49 76 61 27 307 68 34 343 98 0 327 0 32 320 32 32 241 56 32 122 68 20 54 61 27 123 68 8 81 64 8 42 68 4 41 68 8

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)

66
49√2
49
17√2
15√2
15
7√2
30
34
32
32√2
24
12√2
5√2
12
8
4√2
4