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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:166BK4of4 GHM

Order: 19

Horizontal side: 166 Vertical side: 166

Elements: 2√2, 4, 4√2, 8, 8√2, 16, 14√2, 16√2, 23, 23√2, 30√2, 46, 37√2, 53, 60, 53√2, 83, 113, 83√2.

Code: 1135 0 53 834 83 83 833 166 83 304 113 53 463 143 37 232 166 60 231 166 83 603 166 0 537 0 53 530 53 53 164 69 37 163 85 37 82 93 45 144 99 39 83 93 37 42 97 41 43 97 37 22 99 39 374 106 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)

113
83√2
83
30√2
46
23√2
23
60
53
53√2
16√2
16
8√2
14√2
8
4√2
4
2√2
37√2