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Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:122CE1of4 GHM

Order: 19

Horizontal side: 122 Vertical side: 122

Elements: 1√2, 2, 2√2, 4, 6, 5√2, 8, 10, 10√2, 17√2, 27, 34, 27√2, 44, 34√2, 61, 44√2, 78, 61√2.

Code: 785 0 44 614 61 61 613 122 61 174 78 44 270 95 61 271 122 61 447 0 44 440 44 44 81 52 44 67 52 44 56 53 39 105 58 34 104 68 34 10 53 39 27 52 38 26 52 36 45 54 34 344 88 0 343 122 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)

78
61√2
61
17√2
27√2
27
44
44√2
8
6
5√2
10
10√2
1√2
2
2√2
4
34√2
34