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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:219AD GHM

Order: 19

Horizontal side: 219 Vertical side: 219

Elements: 9√2, 18, 18√2, 36, 38, 42, 36√2, 38√2, 59, 42√2, 63, 76, 59√2, 84, 63√2, 93, 97, 118, 84√2.

Code: 937 0 219 840 93 219 841 177 219 422 219 177 421 219 219 1183 219 59 96 0 126 187 9 135 186 9 117 367 27 135 366 27 99 387 63 135 386 63 97 767 101 135 632 63 63 975 63 0 633 63 0 594 160 0 593 219 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)

93
84√2
84
42√2
42
118
9√2
18
18√2
36
36√2
38
38√2
76
63√2
97
63
59√2
59