1042320

Appears in sequences

• a(n) = 22*a(n-2) - a(n-4) + 10, for n > 3, with a(0) = 0, a(1) = 4, a(2) = 6, a(3) = 98.at n=9A105037
• Numbers k such that k^2 + 1 is a Sarrus number (pseudoprime to base 2).at n=16A135590
• Triangle read by rows: T(n,k) is the number of n-node Stanley graphs containing exactly k isolated points, n>=0, 0<=k<=n.at n=58A383655