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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:174AN GHM

Order: 19

Horizontal side: 174 Vertical side: 174

Elements: 3√2, 6, 6√2, 9, 12, 18, 21√2, 34, 38, 34√2, 51, 38√2, 68, 72, 51√2, 76, 64√2, 68√2, 72√2.

Code: 727 0 174 726 0 102 347 72 174 346 72 140 687 106 174 686 106 106 642 136 76 512 51 51 763 136 0 382 174 38 513 51 0 212 72 30 383 174 0 183 72 12 36 51 9 67 54 12 66 54 6 127 60 12 95 51 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)

72
72√2
34
34√2
68
68√2
64√2
51√2
76
38√2
51
21√2
38
18
3√2
6
6√2
12
9