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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:153AC4of4 GHM

Order: 19

Horizontal side: 153 Vertical side: 153

Elements: 3, 3√2, 6, 6√2, 9, 12, 22, 22√2, 33, 43, 44, 33√2, 55, 43√2, 44√2, 76, 77, 55√2, 98.

Code: 987 0 153 763 98 77 557 98 153 556 98 98 125 98 86 97 98 86 30 107 86 31 110 86 432 153 43 60 104 83 61 110 83 226 0 55 445 22 33 444 66 33 773 110 0 225 0 33 433 153 0 335 0 0 334 33 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)

98
76
55
55√2
12
9
3√2
3
43√2
6√2
6
22√2
44
44√2
77
22
43
33
33√2