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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:161AA GHM

Order: 18

Horizontal side: 161 Vertical side: 161

Elements: 12√2, 13√2, 14√2, 26, 28, 35, 26√2, 46, 35√2, 52, 56, 59, 46√2, 66, 70, 51√2, 56√2, 63√2.

Code: 632 63 98 514 51 110 130 102 161 591 161 161 260 89 148 261 115 148 462 161 102 126 51 110 527 63 122 663 115 56 463 161 56 283 63 70 356 0 35 705 35 0 144 49 56 564 105 0 563 161 0 355 0 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)

63√2
51√2
13√2
59
26√2
26
46√2
12√2
52
66
46
28
35√2
70
14√2
56√2
56
35