25446

Appears in sequences

• Number of identity bracelets of n beads of 2 colors.at n=19A032239
• Numbers k such that k^4 + 1, (k+2)^4 + 1 and (k+4)^4 + 1 are all primes.at n=21A073476
• Number of permutations of 4 copies of 1..n avoiding adjacent step pattern up, down, down.at n=2A177638
• Sum of the odd singletons in all partitions of n (n>=0). A singleton in a partition is a part that occurs exactly once.at n=28A276423