A159142 Number of permutations of 1..n containing the relative rank sequence { 214635 } at any spacing.
1, 37, 893, 18147, 340508, 6164947, 110320096, 1979352513, 35932666632, 664075359756
Offset: 6
Keywords
Links
- Eric Weisstein's World of Mathematics, Permutation Pattern
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