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Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:130AI GHM

Order: 18

Horizontal side: 130 Vertical side: 130

Elements: 3, 3√2, 6, 6√2, 8√2, 12, 16, 12√2, 16√2, 24, 32, 41, 45, 53, 65, 53√2, 77, 65√2.

Code: 775 0 53 654 65 65 653 130 65 124 77 53 123 89 53 62 95 59 411 130 65 63 95 53 32 98 56 33 98 53 325 98 24 537 0 53 530 53 53 451 98 53 165 98 8 164 114 8 243 130 0 84 106 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)

77
65√2
65
12√2
12
6√2
41
6
3√2
3
32
53
53√2
45
16
16√2
24
8√2