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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:122BC GHM

Order: 19

Horizontal side: 122 Vertical side: 122

Elements: 4√2, 8, 10√2, 20, 22, 19√2, 20√2, 30, 23√2, 26√2, 38, 40, 42, 30√2, 52, 40√2, 42√2, 62, 44√2.

Code: 627 0 122 523 62 70 305 62 92 304 92 92 383 122 84 227 62 92 46 80 88 87 84 92 446 36 44 232 103 65 194 103 65 426 80 42 100 10 70 264 36 44 207 0 60 200 20 60 425 80 0 407 0 40 400 40 40

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)

62
52
30
30√2
38
22
4√2
8
44√2
23√2
19√2
42√2
10√2
26√2
20
20√2
42
40
40√2