29619

Appears in sequences

• Boustrophedon transform of Catalan numbers.at n=8A000753
• Number of permutations of length n which avoid the patterns 312, 2341, 4321.at n=13A116715
• Let M(n) = maximal value of (n/k)^k over all k = 1, 2, ...; a(n) = floor(M(n)).at n=27A139076
• Partitions with parts repeated at most twice and repetition only allowed if first part has an even index (first index = 1).at n=60A227135
• Numbers k such that A(k+1) = A(k) + 3, where A() = A005100() are the deficient numbers.at n=8A317046
• G.f. A(x) satisfies A(x) = B(x*A(x)) / (1 - x)^2, where B(x) is the g.f. of A001764.at n=6A381943