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

A274865

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

Terms

    a(0) =1a(1) =1a(2) =2a(3) =4a(4) =8a(5) =16a(6) =32a(7) =64a(8) =128a(9) =256a(10) =512a(11) =1024a(12) =2048a(13) =4096a(14) =8192a(15) =16384a(16) =32768a(17) =65664a(18) =131584a(19) =263680a(20) =528384a(21) =1058816a(22) =2121728a(23) =4251648a(24) =8519680a(25) =17121728a(26) =34424960a(27) =69234368a(28) =139262272a(29) =280139584

External references