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Primitive Perfect Isosceles Right Triangled Square

Title: dr 19:74AF1of4 GHM

Order: 19

Horizontal side: 74 Vertical side: 74

Elements: 1, 1√2, 2, 2√2, 3, 3√2, 5√2, 8√2, 13, 16, 13√2, 19, 21, 16√2, 29, 37, 29√2, 45, 37√2.

Code: 455 0 29 374 37 37 373 74 37 84 45 29 16 52 36 25 53 35 211 74 37 26 50 34 15 52 35 37 52 35 36 52 32 195 55 16 50 50 34 297 0 29 290 29 29 134 42 16 133 55 16 164 58 0 163 74 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)

45
37√2
37
8√2
1√2
2
21
2√2
1
3
3√2
19
5√2
29
29√2
13√2
13
16√2
16