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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:156AI GHM

Order: 19

Horizontal side: 156 Vertical side: 156

Elements: 4, 4√2, 5√2, 10, 24, 20√2, 32, 24√2, 36, 39, 29√2, 32√2, 34√2, 49, 39√2, 68, 78, 88, 78√2.

Code: 885 0 68 784 78 78 783 156 78 101 88 78 292 117 49 344 122 44 396 117 39 685 0 0 324 32 36 323 64 36 247 64 68 246 64 44 493 117 0 52 122 44 42 68 40 43 68 36 202 88 20 395 117 0 361 68 36

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)

88
78√2
78
10
29√2
34√2
39√2
68
32√2
32
24
24√2
49
5√2
4√2
4
20√2
39
36