29864

Appears in sequences

• Number of different shapes formed by bending a piece of wire of length n in the plane.at n=12A001997
• Expansion of e.g.f. arcsin(arcsin(x)+sin(x)) (odd powers only).at n=3A012913
• Numbers n such that 1n1, 3n3, 7n7 and 9n9 are all primes.at n=37A059677
• Let p = n-th irregular prime, A000928(n). Then a(n) = smallest value of m such that numerator(Bernoulli(2*m)/(2*m)) / numerator(Bernoulli(2*m)/(2*m*(2*m-1))) equals p.at n=25A092291
• Numbers whose anti-divisors sum to a perfect cube.at n=32A109351
• Number of nXnXn triangular binary arrays with all 1s connected, and all vertexes 1.at n=5A163880
• Number of -6..6 arrays x(0..n-1) of n elements with zero sum, and adjacent elements not equal modulo three (with -1 modulo 3 = 2).at n=5A199907
• T(n,k)=Number of -k..k arrays x(0..n-1) of n elements with zero sum, and adjacent elements not equal modulo three (with -1 modulo 3 = 2).at n=60A199909
• Number of -n..n arrays x(0..5) of 6 elements with zero sum, and adjacent elements not equal modulo three (with -1 modulo 3 = 2).at n=5A199913
• Number of 2 X 2 matrices having all terms in {1,...,n} and determinant >=3n.at n=18A211063
• Number of nX4 binary arrays with rows and columns lexicographically nondecreasing and row and column sums nondecreasing.at n=8A266358
• Numbers n such that there are precisely 14 groups of orders n and n + 1.at n=2A298431
• Number of minimum dominating sets in the grid graph P_4 X P_n.at n=36A350822