78441

Appears in sequences

• Expansion of sum ( q^n / product( 1-q^k, k=1..6*n), n=0..inf ).at n=37A035298
• Number of positions that are exactly n moves from the starting position in the Billiards Nine-Ball puzzle.at n=14A079839
• Least integer b>2n+1 such that the numbers written as [1,3,...,2n-1,2n+1] and [2n+1,2n-1,...,3,1] in base b are both prime.at n=31A218465
• Number of unrooted binary leaf-multi-labeled trees with n leaves on the label set [3], with each label used at least once.at n=9A220830
• Number of closed trails starting and ending at a fixed vertex in the complete undirected graph on n labeled vertices.at n=5A357855