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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:248AK GHM

Order: 19

Horizontal side: 248 Vertical side: 248

Elements: 10, 10√2, 18, 20, 15√2, 18√2, 30, 30√2, 44, 62, 44√2, 70, 53√2, 62√2, 106, 80√2, 124, 142, 124√2.

Code: 1427 0 248 536 89 195 1067 142 248 1246 124 124 150 89 195 300 74 180 301 104 180 205 104 160 105 104 150 104 114 150 806 44 80 182 142 142 446 0 106 707 44 150 1245 124 0 445 0 62 185 44 62 627 0 62 620 62 62

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)

142
53√2
106
124√2
15√2
30√2
30
20
10
10√2
80√2
18√2
44√2
70
124
44
18
62
62√2