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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:51AC GHM

Order: 19

Horizontal side: 51 Vertical side: 51

Elements: 2, 2√2, 4, 4√2, 5√2, 8, 9, 11, 8√2, 9√2, 11√2, 18, 19, 21, 22, 24, 17√2, 18√2, 21√2.

Code: 247 0 51 180 24 51 181 42 51 92 51 42 91 51 51 216 30 21 20 6 33 21 8 33 225 8 11 174 25 16 40 4 31 41 8 31 87 0 27 86 0 19 56 25 16 215 30 0 195 0 0 114 19 0 113 30 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)

24
18√2
18
9√2
9
21√2
2√2
2
22
17√2
4√2
4
8
8√2
5√2
21
19
11√2
11