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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:306AG GHM

Order: 19

Horizontal side: 306 Vertical side: 306

Elements: 4, 4√2, 8, 8√2, 16, 14√2, 28, 21√2, 23√2, 42, 30√2, 88, 102, 116, 88√2, 102√2, 109√2, 204, 153√2.

Code: 2045 0 102 1534 153 153 1096 197 197 210 197 197 236 153 153 427 176 176 306 188 146 882 306 88 86 180 138 165 188 130 46 176 134 85 180 130 45 176 130 281 204 130 142 218 116 1163 218 0 1025 0 0 1024 102 0 883 306 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)

204
153√2
109√2
21√2
23√2
42
30√2
88√2
8√2
16
4√2
8
4
28
14√2
116
102
102√2
88