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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:54AQ GHM

Order: 19

Horizontal side: 54 Vertical side: 54

Elements: 1√2, 2, 2√2, 3, 4, 5√2, 6√2, 7√2, 11, 8√2, 9√2, 13, 11√2, 16, 19, 19√2, 27, 35, 27√2.

Code: 355 0 19 274 27 27 273 54 27 84 35 19 110 43 27 111 54 27 197 0 19 190 19 19 131 32 19 37 32 19 52 37 11 41 36 16 22 38 14 94 45 7 163 54 0 23 38 12 72 45 7 14 37 11 66 32 6

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
11√2
11
19
19√2
13
3
5√2
4
2√2
9√2
16
2
7√2
1√2
6√2