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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:140AX GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 3, 3√2, 4√2, 6, 9, 7√2, 9√2, 11√2, 15√2, 22, 26, 22√2, 44, 48, 59, 70, 81, 59√2, 70√2.

Code: 815 0 59 704 70 70 703 140 70 114 81 59 76 85 63 265 92 44 481 140 70 40 85 63 597 0 59 590 59 59 154 74 44 63 89 53 32 92 56 33 92 53 90 83 53 91 92 53 441 118 44 222 140 22 223 140 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)

81
70√2
70
11√2
7√2
26
48
4√2
59
59√2
15√2
6
3√2
3
9√2
9
44
22√2
22