38880

Appears in sequences

• a(n) = Product_{j=0..5} floor((n+j)/6).at n=35A008881
• a(n) = 6^n - n^5.at n=6A024067
• Numbers of form 5^i*6^j, with i, j >= 0.at n=26A025622
• a(n) = Sum_{k=0..2n} (k+1) * A026519(n, k).at n=9A027266
• a(n) = Sum_{k=0..2n} (k+1) * A026552(n, k).at n=9A027276
• Theta series of lattice D_4 tensor D_4 (dimension 16, det. 65536, min. norm 4).at n=4A033692
• a(n) = n*6^n.at n=5A036292
• Number of 4-ary rooted trees with n nodes and height exactly 6.at n=16A036630
• Triangle whose (i,j)-th entry is binomial(i,j)*3^(i-j)*12^j.at n=17A038230
• Triangle read by rows: T(n,k) = binomial(n,k)*6^(n-k)*6^k, 0<=k<=n.at n=16A038260
• Triangle read by rows: T(n,k) = binomial(n,k)*6^(n-k)*6^k, 0<=k<=n.at n=19A038260
• Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*3^j.at n=18A038329
• Expansion of (1-x)/(1-6*x).at n=6A052934
• Number of square divisors of n!.at n=37A055993
• Leading least prime signatures: a(n) is in A025487 but a(n)/2 is not.at n=22A056153
• For n>3: a(n) is a multiple of three distinct earlier terms.at n=19A060301
• Leading least prime signatures, ordered by forming the product of primorials greater than 2 with multiplicities given by the canonical sequence of partitions.at n=28A062515
• When expressed in base 2 and then interpreted in base 3, is a multiple of the original number.at n=29A062845
• Triangle T(n,k), n >= 2, n+1 <= k <= 2*n-1, number of permutations p of 1,...,n, with max(p(i)+p(i-1), i=2..n) = k.at n=38A064484
• Number of endofunctions of [n] such that 1 is not a fixed point.at n=5A066274