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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:82AV GHM

Order: 19

Horizontal side: 82 Vertical side: 82

Elements: 2, 2√2, 4, 4√2, 8, 8√2, 9√2, 10√2, 11√2, 18, 19, 20, 22, 24, 30, 41, 30√2, 52, 41√2.

Code: 525 0 30 414 41 41 413 82 41 114 52 30 90 63 41 191 82 41 23 54 30 187 54 32 100 72 32 307 0 30 300 30 30 241 54 30 86 54 14 207 62 22 223 82 0 85 54 6 44 58 2 43 62 2 24 60 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)

52
41√2
41
11√2
9√2
19
2
18
10√2
30
30√2
24
8√2
20
22
8
4√2
4
2√2