120427

Properties

Appears in sequences

• Primes of the form p^2 + 18, where p is prime.at n=33A201688
• a(n) = prime(k-1) with k = n^2 + prime(n)^2.at n=26A243893
• Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=5A317150
• Number of n X 6 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=4A317151
• T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=49A317153
• T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=50A317153
• Prime numbersat n=11337