Number of partitions of n-set with 3 block sizes.
A133118
Number of partitions of n-set with 3 block sizes.
Terms
- a(0) =60a(1) =315a(2) =2268a(3) =14742a(4) =72180a(5) =464640a(6) =2676366a(7) =16400098a(8) =94209206a(9) =673282610a(10) =4095231104a(11) =29371828846a(12) =197547348216
External references
- oeis: A133118