157624domain: NAppears in sequencesa(n) = prime(n) * Fibonacci(n).at n=17A064497Numbers k such that A109631(k) + A109631(k+1) = A109631(k+2).at n=20A109651Number of length 6 nonnegative integer arrays starting and ending with 0 with adjacent elements unequal but differing by no more than n.at n=16A205343