147036domain: NAppears in sequencesNumbers k such that 157*2^k+1 is prime.at n=17A032455Number of strings of numbers x(i=1..6) in 0..n with sum i^2*x(i) equal to n*36.at n=21A183957Numbers k such that 4^k + k^4 + 1 is prime.at n=6A216423Number of maximal squarefree words of length n over the alphabet {0,1,2}.at n=47A282212