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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:136CO GHM

Order: 19

Horizontal side: 136 Vertical side: 136

Elements: 1√2, 2, 2√2, 4, 5√2, 6√2, 7√2, 9√2, 11√2, 16, 22, 22√2, 38, 38√2, 54, 49√2, 76, 60√2, 98.

Code: 987 0 136 763 98 60 382 136 98 381 136 136 496 87 49 226 0 38 547 22 60 600 76 60 114 87 49 225 0 16 165 0 0 94 9 7 26 16 14 47 18 16 56 17 11 76 9 7 25 16 12 62 22 6 14 17 11

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
38√2
38
49√2
22√2
54
60√2
11√2
22
16
9√2
2√2
4
5√2
7√2
2
6√2
1√2