21259

Appears in sequences

• Expansion of Product_{m>=1} (1+q^m)^(-28).at n=4A022623
• Number of n X 6 binary arrays with each 1 adjacent to exactly two other 1's.at n=6A183327
• T(n,k)=Number of nXk binary arrays with each 1 adjacent to exactly two other 1s.at n=71A183328
• a(n) = a(n-1) + a(n-2) + n + 3 with n>1, a(0)=1, a(1)=2.at n=17A210729
• Triangle T(n, k) = Sum_{i=1..n} Stirling2(n,i) * abs(Stirling1(i-1,k-1)), n >= 1, 1 <= k <= n.at n=29A320280
• Numbers k such that all of k, k+1 and k+2 are the sums of consecutive squares.at n=7A368590
• a(n) = (1/3^n) * Sum_{k=0..n^3} ( (binomial(n^3, k) * 2^k) (mod 3^n) ).at n=34A376536
• Consecutive states of the linear congruential pseudo-random number generator (25173*s+13849) mod 2^16 when started at s=1.at n=6A383940