19610565
domain: N
Appears in sequences
- Total sum of the sizes of all blocks with maximal element n in all set partitions of {1,2,...,2n-1}.at n=6A270703
- Total sum of the sizes of all blocks with maximal element 7 in all set partitions of {1,2,...,n}.at n=6A270761
- Total sum of the sizes of all blocks with minimal element 7 in all set partitions of {1,2,...,n}.at n=6A270770