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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:108AJ GHM

Order: 19

Horizontal side: 108 Vertical side: 108

Elements: 4, 3√2, 4√2, 6, 8, 12, 16, 20, 21, 27, 20√2, 21√2, 27√2, 40, 30√2, 48, 54, 60, 54√2.

Code: 605 0 48 544 54 54 543 108 54 61 60 54 212 81 33 211 81 54 277 81 54 276 81 27 485 0 0 401 40 48 202 60 28 201 60 48 36 78 30 300 78 30 163 60 12 40 44 12 41 48 12 127 48 12 81 48 8

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)

60
54√2
54
6
21√2
21
27
27√2
48
40
20√2
20
3√2
30√2
16
4√2
4
12
8