40829

Properties

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 80.at n=0A031668
• Prime numbers p such that A022559(p) is a multiple of A000720(p).at n=12A088542
• Primes of the form (4*n^2-8*n-9)/3.at n=42A154616
• Number of strings of numbers x(i=1..7) in 0..n with sum i^3*x(i)^2 equal to 343*n^2.at n=23A184308
• Primes of the form 7n^3+5.at n=4A201254
• Primes congruent to 5 (mod 504).at n=30A228093
• Number of partitions of n into 9 distinct and relatively prime parts.at n=49A341913
• Primes of the form k^2 + 25.at n=42A346145
• Prime numbersat n=4275