35600

Appears in sequences

• Number of 3 X (2n+1) zero-sum arrays with entries -n,...,0,...,n.at n=6A002047
• Number of ordered 5-tuples of integers from [ 2,n ] with no common factors among triples.at n=24A015657
• Dirichlet convolution of Fibonacci numbers with themselves.at n=21A034744
• Numbers k such that the concatenation of k with 4*k gives a square.at n=3A115535
• a(n) = n*(2*n^2 + 5*n + 17)/2.at n=32A163661
• Size of the largest set of transversals of the n X n matrix M defined by M_{ij} = i+j, where all transversals in the set must use the same set of symbols.at n=12A169970
• a(n) = (4*n+9)*n^2.at n=20A258618
• Number of maximum independent vertex sets in the n-triangular honeycomb queen graph.at n=18A289893
• Numbers k such that there is no prime p and index j > k such that A002182(j) = p * A002182(k).at n=14A309042
• Number of binary vectors of length n having maximal runs-resistance.at n=34A319414