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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:138CK3of4 GHM

Order: 19

Horizontal side: 138 Vertical side: 138

Elements: 1√2, 2, 2√2, 4, 3√2, 4√2, 5√2, 10, 14, 12√2, 19√2, 24√2, 38, 52, 38√2, 50√2, 76, 62√2, 100.

Code: 1007 0 138 763 100 62 382 138 100 381 138 138 506 88 50 246 0 38 527 24 62 620 76 62 124 88 50 192 19 19 50 19 19 143 14 0 45 14 10 44 18 10 16 21 13 27 22 14 26 22 12 30 21 13 107 14 10

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
76
38√2
38
50√2
24√2
52
62√2
12√2
19√2
5√2
14
4
4√2
1√2
2
2√2
3√2
10