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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:128AX2of4 GHM

Order: 19

Horizontal side: 128 Vertical side: 128

Elements: 2, 2√2, 4, 5, 4√2, 6, 8, 10, 13, 18, 23, 23√2, 41, 46, 41√2, 64, 46√2, 82, 64√2.

Code: 825 0 46 644 64 64 643 128 64 181 82 64 65 82 58 234 105 41 233 128 41 27 82 58 26 82 56 47 84 58 40 88 58 105 82 46 81 92 54 135 92 41 465 0 0 464 46 0 53 92 41 410 87 41 411 128 41

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)

82
64√2
64
18
6
23√2
23
2
2√2
4
4√2
10
8
13
46
46√2
5
41√2
41