a(n) = ((7*n+8)(!^7))/8, related to A045754 ((7*n+1)(!^7) sept-, or 7-factorials).
A053104
a(n) = ((7*n+8)(!^7))/8, related to A045754 ((7*n+1)(!^7) sept-, or 7-factorials).
Terms
- a(0) =1a(1) =15a(2) =330a(3) =9570a(4) =344520a(5) =14814360a(6) =740718000a(7) =42220926000
External references
- oeis: A053104