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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:152DQ GHM

Order: 19

Horizontal side: 152 Vertical side: 152

Elements: 9√2, 10√2, 17, 18, 20, 23, 17√2, 18√2, 20√2, 30, 23√2, 36, 26√2, 46, 53, 53√2, 76, 99, 76√2.

Code: 995 0 53 764 76 76 763 152 76 234 99 53 233 122 53 202 142 56 301 152 76 203 142 36 102 152 46 537 0 53 530 53 53 264 79 27 170 105 53 171 122 53 463 152 0 96 79 27 187 88 36 186 88 18 367 106 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)

99
76√2
76
23√2
23
20√2
30
20
10√2
53
53√2
26√2
17√2
17
46
9√2
18
18√2
36