33439

Appears in sequences

• Numbers n such that 169*2^n-1 is prime.at n=21A050836
• Number of partitions of the n-th prime into parts that are all primes.at n=24A056768
• Nonnegative values x of solutions (x, y) to the Diophantine equation x^2+(x+281)^2 = y^2.at n=9A129626
• a(n) = Sum_{i=0..n} digsum_8(i)^4, where digsum_8(i) = A053829(i).at n=28A231683
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 121", based on the 5-celled von Neumann neighborhood.at n=36A270208
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 229", based on the 5-celled von Neumann neighborhood.at n=35A270948