24630

Appears in sequences

• Cubes written in base 8.at n=21A004638
• Number of squarefree palindromes over {0, 1, 2} of length 2n+1.at n=35A012212
• Sum of n plus its prime factors associated with A020700.at n=29A020905
• McKay-Thompson series of class 12G for Monster.at n=42A058485
• Hyper-Wiener index of a benzenoid consisting of a double-step zig-zag chain of n hexagons (n >= 2, s = 2123; see the Gutman et al. reference).at n=7A193396
• Sum of the even-indexed parts of all partitions of n.at n=25A207382
• Number of nonnegative integer arrays of length 2n+5 with new values 0 upwards introduced in order, no three adjacent elements all unequal, and containing the value n+1.at n=19A211850
• Number of unlabeled rooted trees with n nodes and maximal outdegree (branching factor) 2.at n=13A244398
• Guttmann-Torrie simple cubic lattice series coefficients c_n^{21}(Pi/4).at n=8A259812
• O.g.f. A(x) satisfies: A(x) = x * (1 + 3*x*A'(x)) / (1 + x*A'(x)).at n=7A301385
• a(n) = permanent of the n X n matrix with entries a(i, i) = i^2 and a(i, j) = 1 elsewhere.at n=4A303000