A159103 Number of permutations of 1..n containing the relative rank sequence { 136245 } at any spacing.
1, 37, 895, 18247, 343572, 6239984, 111942670, 2011895627, 36555126641, 675623987378
Offset: 6
Keywords
Links
- Eric Weisstein's World of Mathematics, Permutation Pattern
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