104754

Appears in sequences

• Number of irreducible polynomials of degree n over GF(4); dimensions of free Lie algebras.at n=10A027377
• a(n) = n*(8*n^2 - 5)/3.at n=34A063523
• Number of benzenoids with 23 hexagons, C_(2v) symmetry and containing n carbon atoms.at n=19A123142
• Dimensions of primitive Lie algebras connected with the Mantaci-Reutenauer algebra MR^(3).at n=9A185172
• The number of conjugacy classes of n X n matrices over F_3.at n=10A242587
• Numbers k such that k and k+1 have at least 4 but not both exactly 4 distinct prime factors.at n=36A321494
• Numbers k such that k and k + 1 have the same norm of the sum of unitary divisors in Gaussian integers (A332474).at n=9A332475