1415232

Appears in sequences

• Generalized tangent numbers d_(n,3).at n=8A000488
• Least sum of 4 distinct positive cubes in exactly n ways.at n=28A025421
• Generalized tangent number d(9,n).at n=2A064074
• a(n) = (18^n - (-6)^n)/24.at n=6A099139
• Generalized Euler numbers, a(n) = n!*[x^n](sec(9*x)*(4*sin(3*x) + 2)*cos(3*x)^2).at n=5A349268
• Orders of the finite groups Aut(GL_2(K)) when K is a finite field with q = A246655(n) elements.at n=14A353247