A326763 -id:A326763 - cp's OEIS frontend

Showing 1-3 of 3 results.

A326760 Number of permutations of length n whose powers all avoid the pattern 321.

Original entry on oeis.org

1, 2, 5, 12, 28, 70, 161, 386, 932, 2226, 5254, 12748, 30228, 72192

Offset: 1

Amanda Burcroff, Jul 23 2019

Amanda Burcroff and Colin Defant, Pattern-Avoiding Permutation Powers, arXiv:1907.09451 [math.CO], 2019.

Cf. A326761, A326762, A326763.

A326761 Number of 321-avoiding permutations of length n whose squares also avoid the pattern 321.

Original entry on oeis.org

1, 2, 5, 12, 28, 70, 171, 428, 1062, 2664, 6664, 16744, 42018

Offset: 1

Amanda Burcroff, Jul 23 2019

Miklos Bona and Rebecca Smith, Pattern Avoidance in Permutations and Their Squares, arXiv:1901.00026 [math.CO], 2019.
Amanda Burcroff and Colin Defant, Pattern-Avoiding Permutation Powers, arXiv:1907.09451 [math.CO], 2019.

Cf. A326760, A326762, A326763.

A326762 Number of permutations of length n whose powers all avoid the pattern 132.

Original entry on oeis.org

1, 2, 5, 12, 22, 44, 79, 140, 260, 492, 850, 1690, 3122

Offset: 1

Amanda Burcroff, Jul 24 2019

Amanda Burcroff and Colin Defant, Pattern-Avoiding Permutation Powers, arXiv:1907.09451 [math.CO], 2019.

Cf. A326760, A326761, A326763.

Showing 1-3 of 3 results.