Number of 0..5 arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors.
A200883
Number of 0..5 arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors.
Terms
- a(0) =161a(1) =636a(2) =2507a(3) =10213a(4) =42182a(5) =173606a(6) =710976a(7) =2908797a(8) =11911516a(9) =48807427a(10) =199987737a(11) =819315100a(12) =3356387171a(13) =13749952752a(14) =56330082115a(15) =230771042950a(16) =945410224602
External references
- oeis: A200883