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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:88AI4of4 GHM

Order: 19

Horizontal side: 88 Vertical side: 88

Elements: 3√2, 6, 8, 6√2, 8√2, 9√2, 16, 18, 20, 21, 24, 28, 21√2, 24√2, 39, 28√2, 40, 48, 40√2.

Code: 487 0 88 393 48 49 402 88 48 401 88 88 96 0 40 187 9 49 210 27 49 211 48 49 246 64 24 62 6 34 63 6 28 32 9 31 287 0 28 280 28 28 201 48 28 163 64 8 245 64 0 84 56 0 83 64 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)

48
39
40√2
40
9√2
18
21√2
21
24√2
6√2
6
3√2
28
28√2
20
16
24
8√2
8