67453

Properties

Appears in sequences

• 3n^3 + 2n^2 + n + 1.at n=28A130884
• Number of n X 5 1..3 arrays containing at least one of each value, all equal values connected, and rows considered as a single number in nondecreasing order.at n=3A166790
• The n-th positive integer that has exactly n representations of the form 1 + p1 * (1 + p2* ... * (1 + p_j)...), where [p1, ..., p_j] is a (possibly empty) list of distinct primes.at n=14A317537
• Coefficients in the power series A(x) such that: 1 = Sum_{n=-oo..+oo} x^n * (1 - x^(n+1))^(n+1) * A(x)^n.at n=16A357200
• Prime numbersat n=6720