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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:170AT GHM

Order: 19

Horizontal side: 170 Vertical side: 170

Elements: 5√2, 10, 10√2, 20, 16√2, 20√2, 32, 34, 36, 40, 32√2, 34√2, 40√2, 64, 66, 70, 60√2, 90, 85√2.

Code: 905 0 80 854 85 85 703 170 100 106 90 90 205 100 80 361 136 100 342 170 66 341 170 100 56 85 85 105 90 80 402 40 40 604 60 20 160 120 80 663 170 0 643 104 0 322 136 32 321 136 64 403 40 0 202 60 20

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)

90
85√2
70
10√2
20
36
34√2
34
5√2
10
40√2
60√2
16√2
66
64
32√2
32
40
20√2