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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:66AG8of8 GHM

Order: 19

Horizontal side: 66 Vertical side: 66

Elements: 2√2, 4, 3√2, 4√2, 6, 8, 6√2, 7√2, 12, 14, 10√2, 13√2, 20, 23, 26, 20√2, 23√2, 43, 33√2.

Code: 435 0 23 334 33 33 263 66 40 76 33 33 147 40 40 83 54 32 127 54 40 206 46 20 63 46 26 62 52 26 44 50 28 43 54 28 24 52 26 34 43 23 136 33 13 237 0 23 230 23 23 104 33 13 205 46 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)

43
33√2
26
7√2
14
8
12
20√2
6
6√2
4√2
4
2√2
3√2
13√2
23
23√2
10√2
20