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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:98BD GHM

Order: 18

Horizontal side: 98 Vertical side: 98

Elements: 3, 3√2, 6, 6√2, 15, 16, 17, 18, 21, 16√2, 17√2, 27, 32, 33, 33√2, 49, 65, 49√2.

Code: 655 0 33 494 49 49 493 98 49 164 65 33 163 81 33 172 98 32 171 98 49 337 0 33 330 33 33 271 60 33 217 60 33 183 81 15 323 98 0 30 63 15 31 66 15 157 66 15 67 60 12 66 60 6

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)

65
49√2
49
16√2
16
17√2
17
33
33√2
27
21
18
32
3√2
3
15
6
6√2