27295

Appears in sequences

• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 19 ones.at n=24A031787
• Numbers n such that 3^n-2^(n-1) is prime.at n=34A095906
• Number of canonical 3-polytopes of size n.at n=8A319959
• Square array A(n, k) = A048720(A065621(sigma((2n-1)^2)), sigma((2k-1)^2)), read by falling antidiagonals, (1,1), (1,2), (2,1), (1,3), (2,2), (3,1), etc.at n=62A379221
• Expansion of 1/(1 - x/(1 - 9*x)^(1/3))^2.at n=6A382543