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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:78AF GHM

Order: 19

Horizontal side: 78 Vertical side: 78

Elements: 4√2, 7, 5√2, 8, 6√2, 7√2, 10, 8√2, 12, 9√2, 14, 16, 21, 25, 32, 39, 32√2, 46, 39√2.

Code: 465 0 32 394 39 39 393 78 39 74 46 32 73 53 32 165 53 23 251 78 39 327 0 32 320 32 32 211 53 32 125 53 11 84 61 15 83 69 15 92 78 14 44 65 11 103 69 5 143 78 0 64 59 5 54 64 0

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
39√2
39
7√2
7
16
25
32
32√2
21
12
8√2
8
9√2
4√2
10
14
6√2
5√2