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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:73AB3of4 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 73 123 54 49 192 73 42 92 51 40 64 48 43 63 54 43 34 51 40 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
12
19√2
9√2
6√2
6
3√2
8√2
21√2
4√2
8
27
27√2
4
23√2
2√2