Squaring.net >> IRTS >> PPIRTSS >> Order 19

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:152CY GHM

Order: 19

Horizontal side: 152 Vertical side: 152

Elements: 1, 1√2, 2, 2√2, 4, 7√2, 11, 9√2, 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 76 112 109 65 274 125 49 273 152 49 113 109 54 72 116 58 90 116 58 545 0 0 544 54 0 10 108 54 11 109 54 43 107 49 22 109 51 21 109 53 490 103 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
11√2
27√2
27
11
7√2
9√2
54
54√2
1√2
1
4
2√2
2
49√2
49