62273

Properties

Appears in sequences

• a(n) = 4*a(n-1) - a(n-2), a(0)=1, a(1)=6.at n=8A054491
• Combined Diophantine Chebyshev sequences A054491 and A077234.at n=16A077237
• a(n) = - 4*a(n-2) - a(n-4), a(0) = 1, a(1) = -4, a(2) = -6, a(3) = 15.at n=16A109731
• Primes of the form 20*k^2 + 32*k + 13.at n=24A154414
• Prime numbers with gaps larger than 20 towards both neighboring primes.at n=32A163112
• Number of compound perfect squared squares of order n up to symmetries of the square and its squared subrectangles.at n=33A181340
• Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 181", based on the 5-celled von Neumann neighborhood.at n=7A270627
• Number of n X 3 0..1 arrays with every element equal to 0, 2 or 3 horizontally or antidiagonally adjacent elements, with upper left element zero.at n=12A301902
• Prime numbersat n=6257