58418

Appears in sequences

• Number of -2..2 arrays x(0..n-1) of n elements with zeroth through n-1st differences all nonzero.at n=9A199937
• Let p = n-th prime == 3 mod 8; a(n) = sum of quadratic residues mod p that are < p/2.at n=42A282721
• Sum of the even parts in the partitions of n into 9 parts.at n=39A309659
• First occurrence of difference n between two consecutive terms of A000404. a(n) gives the lower term. The upper term is A355238.at n=22A355237
• Numerators of the convergents given by treating A084580 as continued fraction coefficients after the leading 0.at n=17A390651