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Primitive Perfect Isosceles Right Triangled Square

Title: _r 18:99AE1of4 GHM

Order: 18

Horizontal side: 99 Vertical side: 99

Elements: 3, 4, 3√2, 4√2, 6, 8, 6√2, 9, 12, 25, 33, 25√2, 37, 41, 33√2, 37√2, 62, 66.

Code: 665 0 33 621 62 99 377 62 99 376 62 62 125 62 50 37 62 50 30 65 50 91 74 50 252 99 25 67 62 47 60 68 47 47 62 41 46 62 37 87 66 41 413 74 0 335 0 0 334 33 0 253 99 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)

66
62
37
37√2
12
3
3√2
9
25√2
6
6√2
4
4√2
8
41
33
33√2
25