Av(1342, 4123)
\(\displaystyle a \! \left(1\right) = 1\)
\(\displaystyle a \! \left(2\right) = 2\)
\(\displaystyle a \! \left(3\right) = 6\)
\(\displaystyle a \! \left(4\right) = 22\)
\(\displaystyle a \! \left(5\right) = 87\)
\(\displaystyle a \! \left(6\right) = 352\)
\(\displaystyle a \! \left(7\right) = 1434\)
\(\displaystyle a \! \left(8\right) = 5861\)
\(\displaystyle a \! \left(9\right) = 24019\)
\(\displaystyle a \! \left(10\right) = 98677\)
\(\displaystyle a \! \left(11\right) = 406291\)
\(\displaystyle a \! \left(n +12\right) = -\frac{48 \left(3+2 n \right) a \! \left(n \right)}{11+n}+\frac{3 \left(71+7 n \right) a \! \left(11+n \right)}{11+n}+\frac{1032 \left(n +2\right) a \! \left(n +1\right)}{11+n}-\frac{4 \left(3089+1187 n \right) a \! \left(n +2\right)}{11+n}+\frac{396 \left(103+31 n \right) a \! \left(n +3\right)}{11+n}-\frac{2 \left(41453+10080 n \right) a \! \left(n +4\right)}{11+n}+\frac{\left(111043+22471 n \right) a \! \left(n +5\right)}{11+n}-\frac{4 \left(25509+4403 n \right) a \! \left(n +6\right)}{11+n}+\frac{2 \left(32779+4923 n \right) a \! \left(n +7\right)}{11+n}-\frac{8 \left(3682+489 n \right) a \! \left(n +8\right)}{11+n}+\frac{\left(9067+1079 n \right) a \! \left(n +9\right)}{11+n}-\frac{2 \left(909+98 n \right) a \! \left(n +10\right)}{11+n}, \quad n \geq 12\)
To create this heatmap, we sampled 1,000,000 permutations of length 300 uniformly at random. The color of the point \((i, j)\) represents how many permutations have value \(j\) at index \(i\) (darker = more).
This specification was found using the strategy pack "Col Placements Tracked Fusion" and has 40 rules.
Found on April 26, 2021.Finding the specification took 18 seconds.
This specification was found using the strategy pack "Row And Col Placements Tracked Fusion" and has 47 rules.
Found on April 26, 2021.Finding the specification took 211 seconds.
This specification was found using the strategy pack "Insertion Row And Col Placements Tracked Fusion" and has 118 rules.
Found on April 26, 2021.Finding the specification took 258 seconds.
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This specification was found using the strategy pack "Point And Col Placements Tracked Fusion" and has 57 rules.
Found on April 26, 2021.Finding the specification took 96 seconds.
This specification was found using the strategy pack "Insertion Point Placements Tracked Fusion" and has 143 rules.
Found on April 26, 2021.Finding the specification took 145 seconds.
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