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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:73AB2of4 GHM

Order: 19

Horizontal side: 73 Vertical side: 73

Elements: 2√2, 4, 3√2, 4√2, 6, 8, 6√2, 8√2, 12, 9√2, 12√2, 19√2, 27, 21√2, 31, 23√2, 27√2, 42, 46.

Code: 465 0 27 421 42 73 122 54 61 311 73 73 96 45 52 192 73 42 30 45 52 67 42 49 60 48 49 127 42 43 86 46 35 216 52 21 46 42 31 85 46 27 275 0 0 274 27 0 43 54 23 230 50 23 24 52 21

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)

46
42
12√2
31
9√2
19√2
3√2
6
6√2
12
8√2
21√2
4√2
8
27
27√2
4
23√2
2√2