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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:110BO GHM

Order: 19

Horizontal side: 110 Vertical side: 110

Elements: 9, 7√2, 11, 9√2, 14, 11√2, 17, 18, 14√2, 21, 17√2, 27, 20√2, 34, 38, 38√2, 55, 72, 55√2.

Code: 725 0 38 554 55 55 553 110 55 174 72 38 173 89 38 142 103 41 211 110 55 143 103 27 72 110 34 387 0 38 380 38 38 204 58 18 110 78 38 111 89 38 343 110 0 90 67 27 91 76 27 277 76 27 181 76 18

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)

72
55√2
55
17√2
17
14√2
21
14
7√2
38
38√2
20√2
11√2
11
34
9√2
9
27
18