Number of magic series of order n.

A052456

Number of magic series of order n.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =8a(4) =86a(5) =1394a(6) =32134a(7) =957332a(8) =35154340a(9) =1537408202a(10) =78132541528

External references