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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:50AM GHM

Order: 19

Horizontal side: 50 Vertical side: 50

Elements: 1, 1√2, 2, 2√2, 3, 4, 3√2, 4√2, 6, 8, 7√2, 8√2, 16, 17, 21, 25, 29, 21√2, 25√2.

Code: 295 0 21 254 25 25 253 50 25 44 29 21 10 33 25 171 50 25 20 32 24 21 34 24 165 34 8 13 30 21 47 30 22 76 27 15 217 0 21 210 21 21 61 27 21 32 30 18 31 30 21 84 42 0 83 50 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)

29
25√2
25
4√2
1√2
17
2√2
2
16
1
4
7√2
21
21√2
6
3√2
3
8√2
8