237168
domain: N
Appears in sequences
- a(n) = n^n * (n + 2 - (1/12) * (n^2-1)).at n=5A080290
- Number of permutations of floor(i*5/2), i=0..n-1, with all sums of 4 adjacent terms unique.at n=8A152335
- Composite numbers such that Sum_{i=1..k} (1 + 1/p_i) - Product_{i=1..k} (1 + 1/p_i) is an integer, where p_i are the k prime factors of n (with multiplicity).at n=11A226365