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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:136BG GHM

Order: 19

Horizontal side: 136 Vertical side: 136

Elements: 2√2, 4, 3√2, 4√2, 6, 8, 14, 10√2, 14√2, 17√2, 28, 34, 28√2, 34√2, 42√2, 68, 54√2, 80, 68√2.

Code: 805 0 56 684 68 68 683 136 68 104 78 58 83 88 60 147 88 68 176 85 51 347 102 68 346 102 34 26 78 58 45 80 56 44 84 56 63 88 54 282 28 28 424 42 14 540 82 54 34 85 51 283 28 0 142 42 14

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)

80
68√2
68
10√2
8
14
17√2
34
34√2
2√2
4
4√2
6
28√2
42√2
54√2
3√2
28
14√2