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Primitive Perfect Isosceles Right Triangled Square

Title: d 15:42AH GHM

Order: 15

Horizontal side: 42 Vertical side: 42

Elements: 1√2, 2, 2√2, 4, 5√2, 7√2, 10, 11, 9√2, 10√2, 16, 21, 16√2, 26, 21√2.

Code: 265 0 16 214 21 21 213 42 21 54 26 16 10 31 21 111 42 21 43 30 16 22 32 18 21 32 20 102 42 10 96 23 9 167 0 16 160 16 16 74 23 9 103 42 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)

26
21√2
21
5√2
1√2
11
4
2√2
2
10√2
9√2
16
16√2
7√2
10