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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:184AU GHM

Order: 18

Horizontal side: 184 Vertical side: 184

Elements: 2, 2√2, 4, 4√2, 8, 7√2, 8√2, 16, 23√2, 46, 62, 46√2, 69, 76, 62√2, 69√2, 115, 122.

Code: 1225 0 62 1151 115 184 697 115 184 696 115 115 232 138 92 163 138 76 462 184 46 76 115 69 85 122 68 84 130 68 763 138 0 45 122 64 44 126 64 25 122 62 24 124 62 625 0 0 624 62 0 463 184 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)

122
115
69
69√2
23√2
16
46√2
7√2
8
8√2
76
4
4√2
2
2√2
62
62√2
46