58696
domain: N
Appears in sequences
- a(n) = (n^4 + n^2 + 2*n)/4.at n=22A006528
- a(n) = floor((3rd elementary symmetric function of 2,3,...,n+3)/(2+3+...+n+3)).at n=31A024178
- a(n) = 4*(n + 1)*(n + 2)*(4*n + 3)/3.at n=21A267522
- Numbers that have exactly 7 representations as a k-gonal number, P(n,k) = n*((k-2)*n - (k-4))/2, k and n >= 3.at n=12A321157
- Numbers k such that the sum of the proper divisors of k that have the same binary weight as k is larger than k, and no subset of these divisors sums to k.at n=33A381071