441084

Appears in sequences

• The number of words of length n created with the letters a, b, c with at least as many a's as b's and at least as many b's as c's and no adjacent letters forming the pattern aba.at n=14A176354
• Expansion of (A(x)^2+A(x^2))/2 where A(x) = A001006(x)-1.at n=15A275209
• Expansion of (A(x)^2-A(x^2))/2 where A(x) = A001006(x)-1.at n=15A275210