Number of set partitions of [n] such that for each block b the smallest integer interval containing b has at most ten elements.
A276726
Number of set partitions of [n] such that for each block b the smallest integer interval containing b has at most ten elements.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =5a(4) =15a(5) =52a(6) =203a(7) =877a(8) =4140a(9) =21147a(10) =115975a(11) =562595a(12) =2504665a(13) =10579224a(14) =43453459a(15) =176472854a(16) =716369167a(17) =2927448727a(18) =12099445274a(19) =50734619570a(20) =216264854789a(21) =928045216933
External references
- oeis: A276726