T(2n,n+1), where T is the array defined in A026105.
A026116
T(2n,n+1), where T is the array defined in A026105.
Terms
- a(0) =1a(1) =7a(2) =44a(3) =259a(4) =1509a(5) =8767a(6) =50973a(7) =296907a(8) =1733150a(9) =10138970a(10) =59435705a(11) =349085651a(12) =2053897585a(13) =12103791975a(14) =71432963850a(15) =422138418075
External references
- oeis: A026116