46130

Appears in sequences

• Let r, s, t be three permutations of the set {1,2,3,..,n}; a(n) = value of Sum_{i=1..n} r(i)*s(i)*t(i), with r={1,2,3,..,n}; s={n,n-1,..,1} and t={n,n-2,n-4,...,1,...,n-3,n-1}.at n=27A070893
• Numbers n which are divisors of the number produced by concatenating (n-1), (n-2), ... (n-10) in that order.at n=17A088871
• a(n) = (2*n^3 + 5*n^2 + 11*n)/2.at n=34A162263
• Number of partitions p of n such that min(p) < (number of parts of p) <= max(p).at n=44A325342
• Weird untouchable numbers.at n=23A357326