317440

Appears in sequences

• Number of 4-ary Lyndon words of length n over Z_4 with trace 0 and subtrace 2.at n=12A074404
• Number of 4-ary Lyndon words of length n over Z_4 with trace 1 and subtrace 0.at n=12A074406
• Number of 4-ary Lyndon words of length n over Z_4 with trace 2 and subtrace 2.at n=12A074412
• a(n) = binomial(n+2,3)*4^3.at n=29A141478
• Number of (n+1) X (3+1) 0..1 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction.at n=34A250724
• Number of 3-cycles in the n X n rook graph.at n=31A288961
• Numbers k such that the smallest m such that k | psi(m) is even, psi = A002322.at n=27A341886