Total sum of the sizes of all blocks with maximal element 5 in all set partitions of {1,2,...,n}.
A270759
Total sum of the sizes of all blocks with maximal element 5 in all set partitions of {1,2,...,n}.
Terms
- a(0) =112a(1) =299a(2) =979a(3) =3702a(4) =15717a(5) =73561a(6) =374718a(7) =2057641a(8) =12088759a(9) =75528808a(10) =499336559a(11) =3478563389a(12) =25443377280a(13) =194791872127
External references
- oeis: A270759