627340987

Appears in sequences

• Number of tournament sequences: sequences (a_1, a_2, ..., a_n) with a_1 = 1 such that a_i < a_{i+1} <= 2*a_i for all i.at n=9A008934
• Square table T, read by antidiagonals, where T(n,k) gives the number of n-th generation descendents of a node labeled (k) in the tree of tournament sequences.at n=56A093729
• Square table T, read by antidiagonals, where T(n,k) gives the number of n-th generation descendents of a node labeled (k) in the tree of tournament sequences.at n=57A093729
• Number of n X n symmetric binary arrays with rows, considered as binary numbers, in strictly increasing order, and no more than 8 ones in any row.at n=8A162098