41585

Appears in sequences

• A006318(n) - 1.at n=8A035011
• Numbers n such that (10^(2n+1)+54*10^n-1)/9 is prime.at n=7A107127
• Positive numbers y such that y^2 is of the form x^2+(x+601)^2 with integer x.at n=8A160098
• Number of binary strings of length n with no substrings equal to 0010 0101 or 1001.at n=15A164493
• Triangle read by rows: T(n,k) = T(n,k-1) + T(n-1, k) + T(n-1,k-1) with T(n,0) = T(n, n) = 1 (n >= 0, 0 <= k <= n).at n=52A336858
• Mirror image of triangular array A336858.at n=47A336859
• Triangle read by rows: T(n,k) = Sum_{j=k..n} binomial(n + j, n)*binomial(n, j)/(j + 1).at n=37A351385