37949

Appears in sequences

• Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 17.at n=31A051982
• Minimal number k such that (2k)^(2^n) + 1 is prime, but (2k)^(2^m) + 1 is composite for m < n.at n=19A122528
• Numbers of the form p*q, p and q prime with q=2*p+3.at n=16A226754
• Number of partitions of n such that (number parts having multiplicity 1) is a part or (number of parts > 1) is a part.at n=42A241515
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 275", based on the 5-celled von Neumann neighborhood.at n=38A271093
• Composite numbers k coprime to 13 such that k divides A006190(k-Kronecker(13,k)).at n=30A327653
• 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=29A337628
• Odd composite integers m such that U(m)^2 == 1 (mod m) and V(m) == 6 (mod m), where U(m) and V(m) are the m-th generalized Lucas and Pell-Lucas numbers of parameters a=6 and b=-1, respectively.at n=29A337629
• Odd composite integers m such that A085447(m) == 6 (mod m).at n=38A338078