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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:144BM GHM

Order: 19

Horizontal side: 144 Vertical side: 144

Elements: 2√2, 4, 4√2, 5√2, 6√2, 10, 10√2, 20, 25√2, 30√2, 31√2, 44, 33√2, 50, 44√2, 70, 50√2, 80, 94.

Code: 947 0 144 316 63 113 507 94 144 506 94 94 330 63 113 62 100 88 46 96 84 442 144 44 26 94 82 45 96 80 306 0 50 707 30 80 803 100 0 252 25 25 443 144 0 50 25 25 203 20 0 102 30 10 101 30 20

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)

94
31√2
50
50√2
33√2
6√2
4√2
44√2
2√2
4
30√2
70
80
25√2
44
5√2
20
10√2
10