37248

Appears in sequences

• Number of ways to place 7 nonattacking queens on a 7 X n board.at n=11A061993
• Starts for strings of at least five consecutive nonsquarefree numbers.at n=23A078144
• A000041(n) - A000203(n).at n=39A086738
• a(n) = sigma_3(n) - sigma_1(n).at n=32A092348
• Expansion of (b(q^6) * c(q^6)) / (b(q^3) * c(q^3)) in powers of q where b(), c() are cubic AGM theta functions.at n=27A102315
• Number of permutations of floor(i*3/2), i=0..n-1, with all sums of 6 adjacent terms unique.at n=7A152370
• Number of permutations of floor(i*5/2), i=0..n-1, with all sums of 6 adjacent terms unique.at n=7A152372
• Number of permutations of floor(i*7/2), i=0..n-1, with all sums of 6 adjacent terms unique.at n=7A152376
• Number of permutations of floor(i*9/4), i=0..n-1, with all sums of 6 adjacent terms unique.at n=7A152384
• Sum of divisors of the product of two consecutive primes.at n=42A180617
• Molecular topological indices of the n X n grid graphs.at n=5A192828
• Numbers such that the largest prime factor equals the sum of the 4th power of the other prime factors.at n=21A244344
• Number of ways to place m nonattacking queens on an m X n board, 1 <= m <= n (triangular array).at n=61A269133
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 453", based on the 5-celled von Neumann neighborhood.at n=38A272275
• Row 2 in rectangular array A292929.at n=30A294065
• Expansion of theta_3(theta_3(x) - 1), where theta_3() is the Jacobi theta function.at n=15A307050
• The profiles of the backtrack tree for the n queens problem, triangle read by rows.at n=73A319284
• Numbers k such that A173557(k) = A173557(k+1).at n=16A333874
• a(n) is the determinant of the 2 X 2 matrix whose entries (when read by rows) are the n-th primes congruent to 1, 3, 5, 7 mod 8 respectively.at n=16A337145
• Numbers k such that k, k+1 and k+2 are all in A362401.at n=7A362405