Pretty Patterns

Order 2

Permutation
(l5,-r8) (b5,+f6) (b6,+f7) (r7,+l8) (r9,+l10) (f9,-b12) (r10,+l11) (b11,+f12) (f13,-b16) (b13,+f14) (r14,+l15) (r15,+l16)

4 Parallel Smilies

Algorithm Walter Randelshofer 2009
WF2
MU · NR2 NL2 · MU2 · NR2 NL2 · MU
M2R2 M2F2 NU WF2 NU2 WF2 NU M2F2 M2R2
WF2 (18 btm, 36 ftm, 64 qtm)

Algorithm Walter Randelshofer 2014
WF2
M2R2 M2F2 NU WF2 NU2 WF2 MU · NR2 NL2 · MU2 · NR2 NL2 · VU M2F2 M2R2
WF2 (17 btm, 34 ftm, 62 qtm)

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