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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:76BB GHM

Order: 19

Horizontal side: 76 Vertical side: 76

Elements: 2√2, 4, 3√2, 4√2, 6, 8, 13, 10√2, 12√2, 13√2, 19, 14√2, 18√2, 19√2, 22√2, 32, 38, 44, 38√2.

Code: 445 0 32 384 38 38 383 76 38 61 44 38 132 57 25 131 57 38 197 57 38 196 57 19 325 0 0 184 18 14 46 32 28 87 36 32 106 34 22 146 18 14 45 32 24 36 54 22 122 44 12 24 34 22 220 54 22

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
38√2
38
6
13√2
13
19
19√2
32
18√2
4√2
8
10√2
14√2
4
3√2
12√2
2√2
22√2