39256

Appears in sequences

• Triangle, read by rows, equal to the matrix square of A113983.at n=46A113988
• Column 1 of triangle A113988, which is the matrix square of A113983: a(n) = [A113983^2](n+1,1).at n=8A113990
• Number of 4's in the last section of the set of partitions of n.at n=50A182714
• Irregular triangle read by rows: T(n,k) is the number of permutations in S_n having k stretching pairs.at n=51A216120
• Number of (6+1) X (n+1) 0..1 arrays with every 2 X 2 subblock ne-sw antidiagonal difference nondecreasing horizontally and nw+se diagonal sum nondecreasing vertically.at n=13A258559
• p-INVERT of (1,0,0,1,0,0,0,0,0,0,...), where p(S) = 1 - S^4.at n=37A292404
• Number of self-complementary score sequences that are possible in an n-team round-robin tournament.at n=20A345470
• Irregular triangle read by rows: T(n,k) is the number of non-isomorphic formulas in conjunctive normal form (CNF) with n variables and k distinct nonempty clauses up to permutations of the variables and clauses, 0 <= k < 3^n.at n=19A380610
• Irregular triangle read by rows: T(n,k) is the number of non-isomorphic formulas in conjunctive normal form (CNF) with n variables and k distinct nonempty clauses up to permutations of the variables and clauses, 0 <= k < 3^n.at n=33A380610