51085

Appears in sequences

• Number of solutions to c(1)*prime(1) +...+ c(2n+1)*prime(2n+1) = 0, where c(i) = +-1 for i > 1, c(1) = 1.at n=12A022894
• Expansion of 1/(x^k*(1-x-2*x^(k+1))) for k=6.at n=34A143449
• Number of ways of partitioning the set of the first n primes into two subsets whose sums differ at most by 1.at n=25A306443
• Number of separable partitions of n in which the number of distinct (repeatable) parts <= 6.at n=43A325715
• Odd composite integers m such that U(m)^2 == 1 (mod m) and V(m) == 5 (mod m), where U(m) and V(m) are the m-th generalized Lucas and Pell-Lucas numbers of parameters a=5 and b=-1, respectively.at n=36A337628