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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:248AT GHM

Order: 19

Horizontal side: 248 Vertical side: 248

Elements: 8, 8√2, 12, 11√2, 16, 22, 24, 32, 44, 34√2, 40√2, 68, 56√2, 90, 68√2, 79√2, 90√2, 158, 124√2.

Code: 1585 0 90 1244 124 124 566 192 192 683 192 124 402 232 152 86 224 144 165 232 136 323 224 112 85 224 136 247 224 136 686 180 68 344 158 90 123 192 112 223 180 90 447 180 112 905 0 0 904 90 0 116 169 79 790 169 79

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)

158
124√2
56√2
68
40√2
8√2
16
32
8
24
68√2
34√2
12
22
44
90
90√2
11√2
79√2