266241

Appears in sequences

• Sums of 3 distinct powers of 8.at n=26A038485
• a(n) = T(4,n), array T given by A048472.at n=13A048476
• 1^n + 4^n + 8^n.at n=6A074514
• a(n) = 1 + n^4 + n^6.at n=7A123656
• Numbers such that the digital sums in base 2, base 4 and base 8 are all equal.at n=12A135124
• Triangle read by rows: T(n, k) = 2^n*(q^k - 1)*(q^(n - k) - 1) + 1, where q = 3.at n=31A176794
• Triangle read by rows: T(n, k) = 2^n*(q^k - 1)*(q^(n - k) - 1) + 1, where q = 3.at n=32A176794
• Number of (not necessarily maximal) cliques in the n-cube-connected cycle graph.at n=10A295926
• Number of subsets of {1..n} whose elements have the same number of distinct prime factors.at n=32A339512