26859

Appears in sequences

• Odd composites (including 1 in the count) where the number 3 mod 4 equals the number 1 mod 4.at n=3A093181
• Least number having n orderless representations as p^2 + q^2 + r^2, where p, q, and r are primes.at n=17A214512
• Magic sums of 3 X 3 semimagic squares composed of odd squares.at n=9A269297
• Magic sums of 3 X 3 semimagic squares composed of squares of primes.at n=1A269344
• a(n) is the number of integer partitions of n for which the largest part is equal to the index of the seaweed algebra formed by the integer partition paired with its weight.at n=58A318203
• a(n) = Sum_{k=1..n} (-1)^(k+1) * floor((n/k)^3).at n=30A350222
• G.f. A(x) satisfies A(x) = 1/( 1 - x * (1+x)^3 * A(x) )^2.at n=6A382894