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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:72AO GHM

Order: 19

Horizontal side: 72 Vertical side: 72

Elements: 2√2, 3, 3√2, 6, 9, 7√2, 10, 8√2, 12, 10√2, 16, 13√2, 20, 23, 26, 23√2, 36, 49, 36√2.

Code: 495 0 23 364 36 36 363 72 36 134 49 23 203 62 16 102 72 26 101 72 36 263 72 0 237 0 23 230 23 23 121 35 23 95 35 14 74 42 16 24 44 14 86 38 8 167 46 16 37 35 14 36 35 11 67 38 14

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)

49
36√2
36
13√2
20
10√2
10
26
23
23√2
12
9
7√2
2√2
8√2
16
3
3√2
6