2722720

Appears in sequences

• a(n) = 28*(n+1)*binomial(n+6,8)/3.at n=9A027820
• Denominator of the probability that (2n+1)-dimensional Gaussian random triangle has an obtuse angle.at n=8A102559
• a(n) = denominator(Sum_{k=1..n} (2^(k-1) - 1)/k).at n=33A330719
• a(n) is the least integer that can be expressed as the difference of two octagonal numbers in exactly n ways.at n=27A334037