24426

Appears in sequences

• Exponential convolution of primes with themselves.at n=8A014345
• Denominators of continued fraction convergents to sqrt(137).at n=12A041251
• a(n) = n*(n+1)*(n^2 + 21*n + 50)/24.at n=22A101854
• Triangle, read by rows, where T(n,k) equals the dot product of the vector of terms in row n-1 from T(n-1,k) to T(n-1,n-1) with the vector of terms in column k+1 from T(k+1,k+1) to T(n,k+1): T(n,k) = Sum_{j=0..n-k-1} T(n-1,j+k)*T(j+k+1,k+1) for n>k+1>0, with T(n,n) = 1 and T(n,n-1) = n (n>=1).at n=37A115085
• Column 1 of triangle A115085.at n=7A115087
• Number of nX2 arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..1 nX2 array.at n=11A217631
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 310", based on the 5-celled von Neumann neighborhood.at n=29A287603
• a(n) = Sum_{1 <= x_1 <= x_2 <= ... <= x_n <= n} gcd(x_1, x_2, ... , x_n, n).at n=8A343517
• Consecutive states of the linear congruential pseudo-random number generator (421*s + 17117) mod 81000 when started at s=1.at n=25A385338