Number of set partitions of [n] such that for each block b the smallest integer interval containing b has at most eight elements and for at least one block c the smallest integer interval containing c has exactly eight elements.
A320558
Number of set partitions of [n] such that for each block b the smallest integer interval containing b has at most eight elements and for at least one block c the smallest integer interval containing c has exactly eight elements.
Terms
- a(0) =877a(1) =5852a(2) =27267a(3) =110545a(4) =422396a(5) =1578192a(6) =5877165a(7) =22355618a(8) =87597223a(9) =345223398a(10) =1352883364a(11) =5249340393a(12) =20158426185a(13) =76729396494a(14) =290259302392
External references
- oeis: A320558