A202236 -id:A202236 - cp's OEIS frontend

A202232 Number of permutations avoiding the consecutive pattern 41352.

1, 2, 6, 24, 119, 708, 4914, 38982, 347884, 3449552, 37625605, 447705880, 5771174672, 80116195690, 1191625115214, 18905479581944, 318687249924106, 5688074315975376, 107163510318836508, 2125225387203526220, 44253982345638143492, 965390692549001250560

Offset: 1

Ray Chandler, Dec 15 2011

nonn

a(n) is the number of permutations on [n] that avoid the consecutive pattern 41352. It is the same as the number of permutations which avoid 25314.

Ray Chandler, Table of n, a(n) for n = 1..40
A. Baxter, B. Nakamura, and D. Zeilberger. Automatic generation of theorems and proofs on enumerating consecutive Wilf-classes

Cf. A177523, A202213-A202236.

A202233 Number of permutations avoiding the consecutive pattern 45231.

Original entry on oeis.org

1, 2, 6, 24, 119, 708, 4915, 38992, 347980, 3450572, 37637545, 447857256, 5773243451, 80146549212, 1192100892680, 18913413488544, 318827489139059, 5690693361661052, 107215038571876213, 2126290615269312536, 44277066284532913066, 965913951460006237612

Offset: 1

Ray Chandler, Dec 15 2011

nonn

a(n) is the number of permutations on [n] that avoid the consecutive pattern 45231. It is the same as the number of permutations which avoid 13254, 21435 or 53412.

Ray Chandler, Table of n, a(n) for n = 1..40
A. Baxter, B. Nakamura, and D. Zeilberger. Automatic generation of theorems and proofs on enumerating consecutive Wilf-classes

Cf. A177523, A202213-A202236.

A202234 Number of permutations avoiding the consecutive pattern 35124.

Original entry on oeis.org

1, 2, 6, 24, 119, 708, 4914, 38982, 347898, 3449832, 37630215, 447778848, 5772349056, 80135742750, 1191964110777, 18911623686552, 318803730114225, 5690383738630956, 107211361385886516, 2126260453008788598, 44277328711513910475, 965939103520765611768

Offset: 1

Ray Chandler, Dec 15 2011

nonn

a(n) is the number of permutations on [n] that avoid the consecutive pattern 35124. It is the same as the number of permutations which avoid 24513, 31542 or 42153.

Ray Chandler, Table of n, a(n) for n = 1..40
A. Baxter, B. Nakamura, and D. Zeilberger. Automatic generation of theorems and proofs on enumerating consecutive Wilf-classes

Cf. A177523, A202213-A202236.

cp's OEIS Frontend

A202232 Number of permutations avoiding the consecutive pattern 41352.

Views

Author

Keywords

Comments

Links

Crossrefs

A202233 Number of permutations avoiding the consecutive pattern 45231.

Views

Author

Keywords

Comments

Links

Crossrefs

A202234 Number of permutations avoiding the consecutive pattern 35124.

Views

Author

Keywords

Comments

Links

Crossrefs