51139

Appears in sequences

• Divisors of 10^14 - 1.at n=15A106305
• Triangle, read by rows, defined by: T(n,k) = (k+1)*T(n,k+1) - Sum_{j=1..n-k-1} T(j,0)*T(n,j+k+1) for n>k with T(n,n)=1 for n>=0.at n=48A117396
• Column 3 of triangle A117396.at n=6A117397
• Minimal positive integer such that the smallest possible sum of digits of its multiple equals n.at n=13A173443
• Numbers k such that (299*10^k + 1)/3 is prime.at n=22A294911
• Number of pairs (p,q) of partitions of n such that the set of parts in q is a subset of the set of parts in p.at n=22A369704