A274864 Number of set partitions of [n] such that the difference between each element and its index (in the partition) is a multiple of seven.

1, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16448, 33024, 66304, 133120, 267264, 536576, 1077248, 2175168, 4395968, 8888800, 17978016, 36364960, 73558304, 148788576, 303793408, 621878080, 1275478720, 2619224480, 5382273968, 11063449024

Offset: 0

Author

Alois P. Heinz, Jul 09 2016

Keywords

• nonn

Crossrefs

Column k=7 of A274859.