Number of nondecreasing arrangements of 10 numbers in 0..n with the last equal to n and each after the second equal to the sum of one or two of the preceding four.
A189333
Number of nondecreasing arrangements of 10 numbers in 0..n with the last equal to n and each after the second equal to the sum of one or two of the preceding four.
Terms
- a(0) =2a(1) =18a(2) =40a(3) =120a(4) =157a(5) =393a(6) =374a(7) =866a(8) =775a(9) =1426a(10) =1261a(11) =2448a(12) =1761a(13) =3006a(14) =2890a(15) =4232a(16) =3063a(17) =5605a(18) =3802a(19) =6615a(20) =5533a(21) =6899a(22) =5188a(23) =10472a(24) =5864a(25) =8986a(26) =7964a(27) =11411a(28) =7088a(29) =13830
External references
- oeis: A189333