281016

Appears in sequences

• Number of powerful numbers not exceeding 2^n.at n=34A062762
• Partial sum of centered tetrahedral numbers A005894.at n=35A132366
• Number of n X 6 0..2 arrays with horizontal differences mod 3 never 1, vertical differences mod 3 never -1, rows lexicographically nondecreasing, and columns lexicographically nonincreasing.at n=6A229426
• Number of nX7 0..2 arrays with horizontal differences mod 3 never 1, vertical differences mod 3 never -1, rows lexicographically nondecreasing, and columns lexicographically nonincreasing.at n=5A229427
• Number of cycles in the n-dipyramidal graph.at n=30A307621