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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:54AM GHM

Order: 19

Horizontal side: 54 Vertical side: 54

Elements: 2, 2√2, 4, 4√2, 6, 8, 6√2, 7√2, 11, 8√2, 12, 9√2, 14, 16, 19, 19√2, 27, 35, 27√2.

Code: 355 0 19 274 27 27 273 54 27 84 35 19 20 43 27 111 54 27 40 41 25 41 45 25 92 54 16 23 37 19 87 37 21 143 45 7 197 0 19 190 19 19 121 31 19 62 37 13 61 37 19 163 54 0 74 38 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)

35
27√2
27
8√2
2√2
11
4√2
4
9√2
2
8
14
19
19√2
12
6√2
6
16
7√2