51420

Appears in sequences

• Mixed partitions of n.at n=41A002096
• Ooguri-Vafa invariants of disk domain wall degeneracies for brane I in the O(K) -> P^1 X P^1 geometry.at n=5A061613
• Indices of primes in sequence defined by A(0) = 29, A(n) = 10*A(n-1) - 11 for n > 0.at n=14A101968
• Numbers n such that Lucas(prime(n)) is prime, where Lucas = A000032.at n=54A120561
• Sum of 1/a(n)^2 approaches sqrt(3) with partial sums staying below.at n=9A216245
• Numbers k such that k is the average of four consecutive primes k-7, k-1, k+1 and k+7.at n=34A258879
• Number of tilings of an n X n square using V (2m+1)-ominoes (m >= 0) in standard orientation.at n=6A322495
• Number of tilings of a 6 X n rectangle using V (2m+1)-ominoes (m >= 0) in standard orientation.at n=6A322499