Number of nondecreasing arrangements of n+3 numbers in 0..3 with each number being the sum mod 4 of three others.

A183898

Number of nondecreasing arrangements of n+3 numbers in 0..3 with each number being the sum mod 4 of three others.

Terms

    a(0) =5a(1) =14a(2) =38a(3) =70a(4) =111a(5) =162a(6) =224a(7) =298a(8) =385a(9) =486a(10) =602a(11) =734a(12) =883a(13) =1050a(14) =1236a(15) =1442a(16) =1669a(17) =1918a(18) =2190a(19) =2486a(20) =2807a(21) =3154a(22) =3528a(23) =3930a(24) =4361a(25) =4822a(26) =5314a(27) =5838a(28) =6395a(29) =6986

External references