Total number of colors used in all colored set partitions of [n] where colors of the elements of subsets are distinct and in increasing order and the colors span an initial interval of the color palette.
A325930
Total number of colors used in all colored set partitions of [n] where colors of the elements of subsets are distinct and in increasing order and the colors span an initial interval of the color palette.
Terms
- a(0) =0a(1) =1a(2) =7a(3) =73a(4) =1075a(5) =21066a(6) =527122a(7) =16313963a(8) =609352653a(9) =26938878757
External references
- oeis: A325930