Number of primitive (period n) step cyclic shifted sequences using a maximum of five different symbols.

A056422

Number of primitive (period n) step cyclic shifted sequences using a maximum of five different symbols.

Terms

    a(0) =5a(1) =10a(2) =30a(3) =105a(4) =196a(5) =1460a(6) =2010a(7) =13950a(8) =37050a(9) =246542a(10) =445510a(11) =5204180a(12) =7832180a(13) =72701620a(14) =254689426a(15) =1196199375a(16) =2805046960a(17) =35322773200a(18) =55770979190a(19) =596439488166

External references