Number of permutations of [n] with exactly 3 increasing runs of length at least 2.

A000507

Number of permutations of [n] with exactly 3 increasing runs of length at least 2.

Terms

    a(0) =61a(1) =1385a(2) =19028a(3) =206276a(4) =1949762a(5) =16889786a(6) =137963364a(7) =1081702420a(8) =8236142455a(9) =61386982075a(10) =450403628440

External references