27826

Appears in sequences

• Number of partitions of n having exactly one part with multiplicity 3.at n=45A118808
• Smallest number whose ninth power has at least n digits.at n=40A130083
• Numbers k such that k and k^2 use only the digits 2, 4, 6, 7 and 8.at n=25A137101
• Centered pentagonal numbers which are squarefree semiprimes.at n=36A381043
• Centered pentagonal numbers which are semiprimes.at n=37A382132
• Number of non-isomorphic planar graphs with n edges that are exactly 2-vertex connected and 3-edge-connected.at n=10A392848