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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:220AL GHM

Order: 19

Horizontal side: 220 Vertical side: 220

Elements: 10, 24, 20√2, 24√2, 25√2, 38, 31√2, 48, 50, 52, 38√2, 62, 45√2, 50√2, 72, 100, 79√2, 120, 110√2.

Code: 1207 0 220 506 70 170 1007 120 220 1106 110 110 256 45 145 505 70 120 450 45 145 204 90 100 723 110 48 107 110 120 312 141 79 387 0 100 386 0 62 527 38 100 790 141 79 625 0 0 247 38 48 246 38 24 487 62 48

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)

120
50√2
100
110√2
25√2
50
45√2
20√2
72
10
31√2
38
38√2
52
79√2
62
24
24√2
48