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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:156BT GHM

Order: 19

Horizontal side: 156 Vertical side: 156

Elements: 1, 1√2, 4√2, 6, 5√2, 8, 11, 8√2, 11√2, 22, 28, 28√2, 50, 56, 50√2, 78, 56√2, 100, 78√2.

Code: 1005 0 56 784 78 78 783 156 78 221 100 78 112 111 67 284 128 50 283 156 50 113 111 56 52 116 62 40 116 62 16 111 57 87 112 58 80 120 58 15 111 56 565 0 0 564 56 0 63 112 50 500 106 50 501 156 50

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)

100
78√2
78
22
11√2
28√2
28
11
5√2
4√2
1√2
8
8√2
1
56
56√2
6
50√2
50