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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:72AN GHM

Order: 19

Horizontal side: 72 Vertical side: 72

Elements: 2√2, 3√2, 5, 6, 6√2, 7√2, 10, 11, 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 62 41 17 74 42 16 63 41 11 32 44 14 24 44 14 53 46 11 167 46 16 111 46 11

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
6√2
7√2
6
3√2
2√2
5
16
11