49115domain: NAppears in sequencesa(n) = 441*n^2 - 394*n + 88.at n=10A157734a(n) is the largest k such that the sum of k consecutive reciprocals 1/p_n + ... + 1/p_(n+k-1) does not exceed 1 (where p_n = n-th prime).at n=30A327600