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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:86AH GHM

Order: 19

Horizontal side: 86 Vertical side: 86

Elements: 6, 6√2, 12, 10√2, 11√2, 18, 14√2, 20, 22, 24, 26, 28, 20√2, 22√2, 26√2, 40, 42, 30√2, 33√2.

Code: 425 0 44 304 30 56 243 60 62 262 86 60 261 86 86 60 36 62 61 42 62 187 42 62 283 60 34 403 86 20 121 42 56 222 22 22 221 22 44 112 33 33 104 32 34 144 46 20 330 33 33 204 66 0 203 86 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)

42
30√2
24
26√2
26
6√2
6
18
28
40
12
22√2
22
11√2
10√2
14√2
33√2
20√2
20