52208

Appears in sequences

• a(n) = Sum_{k=0..floor(n/2)} A026637(n, k).at n=16A026645
• Number of rooted identity trees with n nodes and 8 leaves.at n=4A055333
• Divide primes in groups with 2n elements and add together.at n=16A109726
• Number of n-bead necklaces labeled with numbers -n..n allowing reversal, with sum zero and first differences in -n..n.at n=6A209024
• Number of n-bead necklaces labeled with numbers -7..7 allowing reversal, with sum zero and first differences in -7..7.at n=6A209031
• Number of 7-bead necklaces labeled with numbers -n..n allowing reversal, with sum zero and first differences in -n..n.at n=6A209035
• Numbers that are the sum of four third powers in nine or more ways.at n=13A345146
• Numbers that are the sum of four third powers in exactly nine ways.at n=7A345154