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Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:79AD3of4 GHM

Order: 18

Horizontal side: 79 Vertical side: 79

Elements: 4, 4√2, 5√2, 8, 10, 8√2, 12, 13, 10√2, 16, 13√2, 20, 23, 23√2, 28√2, 46, 33√2, 56.

Code: 567 0 79 463 56 33 232 79 56 231 79 79 286 51 28 106 0 23 207 10 33 86 22 25 167 30 33 330 46 33 54 51 28 123 22 13 85 22 17 105 0 13 45 22 13 44 26 13 135 0 0 134 13 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)

56
46
23√2
23
28√2
10√2
20
8√2
16
33√2
5√2
12
8
10
4
4√2
13
13√2