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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:110AB GHM

Order: 18

Horizontal side: 110 Vertical side: 110

Elements: 4√2, 6√2, 15, 15√2, 22, 23, 19√2, 22√2, 23√2, 34, 28√2, 42, 44, 32√2, 46, 34√2, 38√2, 44√2.

Code: 442 44 66 384 38 72 326 44 78 347 76 110 346 76 76 66 38 72 282 72 50 152 91 61 443 44 22 153 91 46 192 110 42 40 72 50 463 68 0 232 91 23 231 91 46 423 110 0 225 0 0 224 22 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)

44√2
38√2
32√2
34
34√2
6√2
28√2
15√2
44
15
19√2
4√2
46
23√2
23
42
22
22√2