45601

Appears in sequences

• Strong pseudoprimes to base 45.at n=14A020271
• Strong pseudoprimes to base 77.at n=14A020303
• Numerators of continued fraction convergents to sqrt(57).at n=11A041098
• Numerators of continued fraction convergents to sqrt(228).at n=3A041424
• Numerators of continued fraction convergents to sqrt(912).at n=3A042762
• Third row of Pascal-(1,7,1) array A081582.at n=38A081593
• Numerator of Sum[ (-1)^(k-1) * 1/(Prime[k]-1)^2, {k,1,n}].at n=6A119723
• a(n) = 1250*n^2 + 100*n + 1.at n=5A154375
• a(n) = 128*n^2 - 32*n + 1.at n=18A157331
• a(n) = 128*n^2 + 2528*n + 12481.at n=8A157436
• a(n) = 5000*n^2 + 200*n + 1.at n=2A157511
• a(n) = 80000*n^2 - 39200*n + 4801.at n=0A157653
• x-values in the solution to x^2-57*y^2=1.at n=2A174759
• a(n) = 2*prime(n)^2 - 1.at n=35A179262
• Number of (w,x,y) with all terms in {0,...,n} and max(w,x,y) >= 2*min(w,x,y).at n=38A213390
• a(n) = floor(5*prime(n)^2 / 4).at n=42A246010
• 100-gonal numbers: a(n) = 98*n*(n-1)/2 + n.at n=31A261276
• Centered 10-gonal numbers which are products of two primes.at n=40A367792