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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:122AG GHM

Order: 19

Horizontal side: 122 Vertical side: 122

Elements: 1, 5√2, 10, 10√2, 15, 11√2, 20, 30, 23√2, 25√2, 38, 42, 30√2, 46, 53, 38√2, 42√2, 46√2, 69.

Code: 465 0 76 464 46 76 693 92 53 302 122 92 301 122 122 256 97 67 382 38 38 234 23 53 50 97 67 107 92 62 106 92 52 205 102 42 151 38 53 537 38 53 110 91 53 11 92 53 420 80 42 421 122 42 383 38 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)

46
46√2
69
30√2
30
25√2
38√2
23√2
5√2
10
10√2
20
15
53
11√2
1
42√2
42
38