A159109 Number of permutations of 1..n containing the relative rank sequence { 143265 } at any spacing.
1, 37, 891, 18042, 337134, 6078371, 108359977, 1938212839, 35109518705, 648102812344
Offset: 6
Keywords
Links
- Eric Weisstein's World of Mathematics, Permutation Pattern
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