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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:236BK JDS

Order: 19

Horizontal side: 236 Vertical side: 236

Elements: 2√2, 4, 4√2, 8, 8√2, 16, 15√2, 28, 30, 29√2, 30√2, 44, 74, 88, 74√2, 118, 88√2, 148, 118√2.

Code: 1485 0 88 1184 118 118 1183 236 118 304 148 88 20 178 118 294 207 89 443 236 74 283 176 88 47 176 116 40 180 116 87 176 112 80 184 112 167 176 104 303 192 74 152 207 89 885 0 0 884 88 0 740 162 74 741 236 74

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)

148
118√2
118
30√2
2√2
29√2
44
28
4
4√2
8
8√2
16
30
15√2
88
88√2
74√2
74