26863

Properties

Appears in sequences

• Where prime race 4m-1 vs. 4m+1 is tied.at n=7A007351
• Numbers k such that 5*3^k + 2 is prime.at n=36A058590
• a(n) = A088760(n+1)/A088760(n).at n=17A088761
• Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 n X 3 array.at n=27A219699
• Number of partitions p of n such that median(p) > multiplicity(min(p)).at n=44A240215
• a(0) = 1; a(n) = Sum_{k=0..n-1} (k+1)^2 * a(k) * a(n-k-1).at n=5A376095
• Prime numbersat n=2947