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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:222BK GHM

Order: 19

Horizontal side: 222 Vertical side: 222

Elements: 2√2, 4, 4√2, 13√2, 14√2, 15√2, 28, 28√2, 41, 35√2, 56, 41√2, 62, 70, 76, 76√2, 111, 146, 111√2.

Code: 1465 0 76 1114 111 111 1113 222 111 354 146 76 410 181 111 411 222 111 767 0 76 760 76 76 621 138 76 45 138 72 44 142 72 152 153 57 24 140 70 134 153 57 286 138 42 567 166 70 703 222 0 285 138 14 144 152 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)

146
111√2
111
35√2
41√2
41
76
76√2
62
4
4√2
15√2
2√2
13√2
28√2
56
70
28
14√2