Number of length n+4 0..3 arrays with some disjoint pairs in every consecutive five terms having the same sum.
A247922
Number of length n+4 0..3 arrays with some disjoint pairs in every consecutive five terms having the same sum.
Terms
- a(0) =824a(1) =2760a(2) =9248a(3) =31092a(4) =104692a(5) =352744a(6) =1189016a(7) =4008988a(8) =13519544a(9) =45597176a(10) =153792912a(11) =518737478a(12) =1749714774a(13) =5901910556a(14) =19907726612a(15) =67151025042a(16) =226508594218a(17) =764042220464
External references
- oeis: A247922