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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:76BX GHM

Order: 19

Horizontal side: 76 Vertical side: 76

Elements: 1, 4, 3√2, 5, 4√2, 6, 5√2, 9√2, 11√2, 16, 18, 13√2, 22, 18√2, 27, 38, 27√2, 49, 38√2.

Code: 495 0 27 384 38 38 383 76 38 114 49 27 63 60 32 32 63 35 161 76 38 46 59 31 132 76 22 50 54 32 51 59 32 17 59 32 45 59 27 277 0 27 270 27 27 184 45 9 183 63 9 223 76 0 94 54 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)

49
38√2
38
11√2
6
3√2
16
4√2
13√2
5√2
5
1
4
27
27√2
18√2
18
22
9√2