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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:196AW GHM

Order: 19

Horizontal side: 196 Vertical side: 196

Elements: 1√2, 2, 2√2, 3√2, 4√2, 7√2, 10, 10√2, 20, 17√2, 27√2, 34√2, 54, 74, 54√2, 71√2, 108, 88√2, 142.

Code: 1427 0 196 1083 142 88 542 196 142 541 196 196 716 125 71 346 0 54 747 34 88 880 108 88 174 125 71 272 27 27 70 27 27 203 20 0 102 30 10 101 30 20 25 30 18 24 32 18 36 31 17 42 34 14 14 31 17

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
108
54√2
54
71√2
34√2
74
88√2
17√2
27√2
7√2
20
10√2
10
2
2√2
3√2
4√2
1√2