128625

Appears in sequences

• Number of spanning trees in (K_5 - e) X P_n.at n=1A003745
• a(n) = 3*n^3.at n=35A117642
• Triangle by rows T(n,k), showing the number of meanders with length (n+1)*3 and containing (k+1)*3 L's and (n-k)*3 R's, where L's and R's denote arcs of equal length and a central angle of 120 degrees which are positively or negatively oriented.at n=31A194595
• a(n) = n^3*(n+1)^3*(n+2)^3/72.at n=4A202109
• Numbers whose square is both a sum and a difference of two positive cubes.at n=27A230716
• Prime factorization representation of Stern polynomials: a(0) = 1, a(1) = 2, a(2n) = A003961(a(n)), a(2n+1) = a(n)*a(n+1).at n=38A260443
• a(n) = gcd(A260443(n), A260443(n+1)).at n=53A277198
• Even bisection of A260443 (the odd terms): a(n) = A260443(2*n).at n=19A277323
• Total volume of all cubes with side length n which can be split such that n = p + q, p divides q and p < q.at n=34A303972
• Denominator of n/A276086(A003415(n)), where A003415 is the arithmetic derivative, and A276086 is the primorial base exp-function.at n=48A370117