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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:250AH GHM

Order: 19

Horizontal side: 250 Vertical side: 250

Elements: 2, 2√2, 4, 4√2, 6√2, 17√2, 34, 34√2, 68, 74, 54√2, 88, 68√2, 71√2, 74√2, 108, 88√2, 128, 108√2.

Code: 1085 0 142 1084 108 142 340 216 250 341 250 250 1283 182 88 682 250 148 681 250 216 746 176 74 712 71 71 544 54 88 174 71 71 880 88 88 881 176 88 27 176 88 26 176 86 47 178 88 46 178 84 62 182 80 745 176 0

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)

108
108√2
34√2
34
128
68√2
68
74√2
71√2
54√2
17√2
88√2
88
2
2√2
4
4√2
6√2
74