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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:110AY GHM

Order: 19

Horizontal side: 110 Vertical side: 110

Elements: 3, 3√2, 6, 8, 9, 8√2, 9√2, 16, 15√2, 24, 25, 30, 22√2, 24√2, 40, 55, 40√2, 70, 55√2.

Code: 705 0 40 554 55 55 553 110 55 154 70 40 63 85 49 32 88 52 251 110 55 33 88 49 222 110 30 90 79 49 91 88 49 407 0 40 400 40 40 244 64 16 243 88 16 303 110 0 161 80 16 82 88 8 81 88 16

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)

70
55√2
55
15√2
6
3√2
25
3
22√2
9√2
9
40
40√2
24√2
24
30
16
8√2
8