112560

Appears in sequences

• Conflicts during insertions into exchange trees on n nodes.at n=8A007905
• Triangle giving number of labeled trees with n >= 3 nodes and diameter d >= 2.at n=18A034854
• Numbers that can be expressed as the difference of the squares of primes in exactly eight distinct ways.at n=21A092004
• Molecular topological index of the n-antiprism graph.at n=29A192791
• Numbers k such that N = k^6 is a twin rank (cf. A002822: 6N +- 1 are twin primes).at n=26A326236
• Triangle read by rows: Column k has e.g.f. t^k / ((1 - t)^(k + 1) * exp(t)).at n=32A372723