Number of permutations of [n] with exactly one occurrence of the consecutive pattern 3412.

A264320

Number of permutations of [n] with exactly one occurrence of the consecutive pattern 3412.

Terms

    a(0) =1a(1) =10a(2) =88a(3) =794a(4) =7639a(5) =79164a(6) =885128a(7) =10657588a(8) =137752283a(9) =1904555934a(10) =28068929900a(11) =439495830750

External references