319296

Appears in sequences

• Expansion of e.g.f. 1/(1 - log(1+x)).at n=11A006252
• Matrix product of Stirling1-triangle A008275(n,k) and unsigned Lah-triangle |A008297(n,k)|.at n=55A079639
• a(n) is the least positive number k such that the product of the first n primes that are congruent to 1 (mod 4) is equal to y^2 - k^2 for some integer y.at n=9A350813