31454

Appears in sequences

• Number of maximal collections of pairwise disjoint subsets {X,Y,Z} of {1, 2, ..., n} with X + Y = Z (as in A002849), with the property that n is in one of the subsets.at n=23A002848
• Numbers k for which there are no prime numbers in the range (k-4*sqrt(sqrt(k)), k].at n=18A192320
• Number of nX3 0..1 arrays with no element equal to exactly one horizontal or vertical neighbor, with new values 0..1 introduced in row major order.at n=10A240651
• Upper ends of record gaps between numbers that are either prime or twice a prime.at n=15A290489
• Average number of binary strings of length n with Levenshtein distance <= 3 from a uniform randomly sampled binary string of this length, rounded to nearest integer.at n=36A332918