122310

Appears in sequences

• a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = (Fibonacci numbers), t = (composite numbers).at n=32A024461
• a(n) = largest k such that A049820(k) <= A262509(n).at n=28A263083
• a(n) = largest k such that A049820(k) <= A262509(n).at n=29A263083
• Number of colored integer partitions of n using all colors of a 3-set such that a color pattern for part i has i distinct colors in increasing order.at n=27A327842