67239

Appears in sequences

• Total height of trees with n nodes.at n=12A001853
• Expansion of 1/((1-3x)(1-4x)(1-8x)(1-10x)).at n=4A028044
• a(n) = Sum_{k=1..n} Sum_{j=1..k} (prime(k) - prime(j))^2.at n=15A062022
• Largest integer not expressible as a nonnegative linear combination of n and n^2 + 1.at n=40A087908
• a(n) = 40*n^2 - 1.at n=40A158598
• Number of partitions of n such that the number of parts having multiplicity 1 is a part and the number of distinct parts is not a part.at n=49A241444
• Number of partitions of n into 9 sorts of parts.at n=5A246941
• a(n) = Sum_{d|n} d^2 * (d+1)/2.at n=47A278403
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2) + n, where a(0) = 1, a(1) = 2, b(0) = 3.at n=19A294537