A274866 Number of set partitions of [n] such that the difference between each element and its index (in the partition) is a multiple of nine.

1, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262400, 525312, 1051648, 2105344, 4214784, 8437760, 16891904, 33816576, 67698688, 135726080, 272175872, 545883008, 1094922880, 2196262528, 4405472896, 8836975232

Offset: 0

Author

Alois P. Heinz, Jul 09 2016

Keywords

• nonn

Crossrefs

Column k=9 of A274859.