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Primitive Perfect Isosceles Right Triangled Square

Title: _ 15:40AH JDS

Order: 15

Horizontal side: 40 Vertical side: 40

Elements: 1, 1√2, 3, 4, 3√2, 6, 7, 7√2, 13, 14, 13√2, 14√2, 20, 26, 20√2.

Code: 265 0 14 204 20 20 203 40 20 61 26 20 32 29 17 74 33 13 73 40 13 33 29 14 45 29 13 145 0 0 144 14 0 10 28 14 11 29 14 130 27 13 131 40 13

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)

26
20√2
20
6
3√2
7√2
7
3
4
14
14√2
1√2
1
13√2
13