150833

Properties

Appears in sequences

• Expansion of exp(tanh(tan(x))).at n=11A009260
• a(n) = T(2*n+1, n+3), T given by A026998.at n=7A027006
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 45.at n=8A031633
• Partial sums of A027964.at n=14A053298
• Rounded volume of a regular dodecahedron with edge length n.at n=27A071401
• Partial sums of hexagonal numbers with prime indices.at n=25A117962
• Prime numbersat n=13917