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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:152CW GHM

Order: 19

Horizontal side: 152 Vertical side: 152

Elements: 1√2, 2, 2√2, 3√2, 5, 6, 6√2, 10√2, 17, 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 76 102 108 66 274 125 49 273 152 49 66 102 60 175 108 49 36 99 57 65 102 54 10 99 57 27 98 56 20 100 56 545 0 0 544 54 0 53 108 49 490 103 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
10√2
27√2
27
6√2
17
3√2
6
1√2
2
2√2
54
54√2
5
49√2
49