Total sum of the 4th powers of lengths of ascending runs in all permutations of [n].
A228994
Total sum of the 4th powers of lengths of ascending runs in all permutations of [n].
Terms
- a(0) =0a(1) =1a(2) =18a(3) =152a(4) =1110a(5) =8254a(6) =66050a(7) =578466a(8) =5557246a(9) =58381646a(10) =667481754a(11) =8262618730a(12) =110195259446
External references
- oeis: A228994