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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:220CS GHM

Order: 19

Horizontal side: 220 Vertical side: 220

Elements: 2, 2√2, 4, 4√2, 6√2, 7√2, 14, 14√2, 17√2, 34, 38√2, 55, 76, 55√2, 89, 76√2, 110, 144, 110√2.

Code: 1445 0 76 1104 110 110 1103 220 110 341 144 110 142 158 96 384 182 72 556 165 55 143 158 82 72 165 89 893 165 0 172 182 72 27 144 82 20 146 82 64 152 76 47 144 80 40 148 80 765 0 0 764 76 0 555 165 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)

144
110√2
110
34
14√2
38√2
55√2
14
7√2
89
17√2
2
2√2
6√2
4
4√2
76
76√2
55