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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:47AC GHM

Order: 19

Horizontal side: 47 Vertical side: 47

Elements: 1√2, 3√2, 4√2, 6, 7, 5√2, 6√2, 9, 7√2, 10, 12, 14, 10√2, 12√2, 14√2, 20, 26, 28, 20√2.

Code: 267 0 47 140 26 47 141 40 47 72 47 40 71 47 47 206 27 20 126 0 21 287 12 33 125 0 9 106 17 10 205 27 0 56 12 5 105 17 0 95 0 0 64 6 3 63 12 3 12 13 4 40 13 4 34 9 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)

26
14√2
14
7√2
7
20√2
12√2
28
12
10√2
20
5√2
10
9
6√2
6
1√2
4√2
3√2