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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:152DA4of4 GHM

Order: 19

Horizontal side: 152 Vertical side: 152

Elements: 2, 2√2, 4, 4√2, 6, 6√2, 10, 12, 11√2, 22, 27, 27√2, 49, 54, 49√2, 76, 54√2, 98, 76√2.

Code: 985 0 54 764 76 76 763 152 76 221 98 76 125 98 64 274 125 49 273 152 49 105 98 54 64 104 58 63 110 58 45 110 60 25 110 58 24 112 58 110 114 60 44 108 54 545 0 0 544 54 0 490 103 49 491 152 49

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√2
76
22
12
27√2
27
10
6√2
6
4
2
2√2
11√2
4√2
54
54√2
49√2
49