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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:118AY GHM

Order: 19

Horizontal side: 118 Vertical side: 118

Elements: 3, 5, 4√2, 8, 8√2, 9√2, 18, 19, 20, 21, 19√2, 20√2, 38, 39, 41, 41√2, 59, 77, 59√2.

Code: 775 0 41 594 59 59 593 118 59 181 77 59 92 86 50 211 98 59 202 118 39 201 118 59 40 86 50 53 82 41 87 82 46 80 90 46 415 0 0 414 41 0 33 82 38 393 118 0 383 79 0 192 98 19 191 98 38

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)

77
59√2
59
18
9√2
21
20√2
20
4√2
5
8
8√2
41
41√2
3
39
38
19√2
19