117130

Appears in sequences

• Numbers that are the sum of 2 nonzero squares in exactly 8 ways.at n=32A025291
• Numbers that are the sum of 2 distinct nonzero squares in exactly 8 ways.at n=32A025309
• Numbers k that are the hypotenuse of exactly 40 distinct integer-sided right triangles, i.e., k^2 can be written as a sum of two squares in 40 ways.at n=20A097282
• Denominator of A010786(n+1) / A010786(n).at n=52A208450
• Expansion of 1 / (1 - Sum_{i>=1} Sum_{j=1..i} x^(i*j)).at n=17A327739
• Numbers k with Goldbach partitions (p,q) and (r,s) such that k | (p*q -1) and k | (r*s +1).at n=17A336584