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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:76AS GHM

Order: 19

Horizontal side: 76 Vertical side: 76

Elements: 2√2, 4, 6, 8, 6√2, 8√2, 12, 16, 12√2, 17, 21, 15√2, 17√2, 18√2, 21√2, 34, 38, 42, 38√2.

Code: 425 0 34 384 38 38 383 76 38 41 42 38 152 57 23 174 59 21 173 76 21 345 0 0 184 18 16 60 36 34 61 42 34 120 30 28 121 42 28 20 57 23 210 55 21 211 76 21 161 34 16 82 42 8 81 42 16

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)

42
38√2
38
4
15√2
17√2
17
34
18√2
6√2
6
12√2
12
2√2
21√2
21
16
8√2
8