Number of partitions of [3n] into n sets of size 3 having at least one set {3j-2,3j-1,3j} (1<=j<=n).
A370358
Number of partitions of [3n] into n sets of size 3 having at least one set {3j-2,3j-1,3j} (1<=j<=n).
Terms
- a(0) =0a(1) =1a(2) =1a(3) =28a(4) =1063a(5) =74296a(6) =8182855a(7) =1305232804a(8) =284438292607
External references
- oeis: A370358