30166

Appears in sequences

• Number of connected (4,n)-hypergraphs (without empty edges).at n=5A114936
• Number of primes of n base-3 digits such that each of the 3 digits (0, 1, 2) appears exactly a prime number of times.at n=12A217050
• The number of partitions of n which represent Chomp positions with Sprague-Grundy value 10.at n=61A284784
• Numbers m such that m divides A173290(m) = Sum_{k=1..m} psi(k), where psi is the Dedekind psi function (A001615).at n=12A309272
• a(n) = floor(n^2/3 + n^3/2).at n=39A390565