35869

Properties

Appears in sequences

• Integers of the form Sum_{i=1..m} phi(i)/gcd(m,i).at n=15A066970
• Scale factor by which primitive Pythagorean triangle {x=A088509(n), y=A088510(n), z=A088511(n)} needs be enlarged in order to circumscribe the smallest integral square having a side on the hypotenuse.at n=29A088544
• Primes p such that continued fraction of (1 + sqrt(p))/2 has period 15: primes in A146338.at n=38A146360
• Primes p of the form : p+p^2+p^3-+8=prime.at n=31A154823
• Primes of form a^2+b^2 such that a^4+b^4 and a^8+b^8 are primes.at n=25A182313
• The smallest of four consecutive primes with prime gaps {a,b,c} = {10,18,2}.at n=6A215719
• Number of second differences of arrays of length 5 of numbers in 0..n.at n=11A228220
• Primes p such that 100*p+1, 100*p+3, 100*p+7, and 100*p+9 are all prime.at n=8A236042
• Expansion of (1/x) * Series_Reversion( x * (1-x)^3 / (1-x+x^2)^2 ).at n=8A369229
• Prime numbersat n=3811