25927

Appears in sequences

• Expansion of 1/(1-2*x-3*x^2+2*x^3).at n=10A046672
• Numbers k such that 2^k + 3 is prime.at n=36A057732
• Position where n (presumably) appears the last time in A107261, or 0 if n keeps appearing.at n=29A107262
• Number of parts in all partitions of n in which every integer from the smallest part to the largest part occurs as a part.at n=40A117457
• Rectified hexateron (5-simplex) numbers: the coefficient of x^(2n-2) in (1+x+x^2+...+x^(n-1))^6.at n=10A179096
• Number of (n+2) X (1+2) 0..1 arrays with no 3 x 3 subblock diagonal sum 0 and no antidiagonal sum 0 and no row sum 2 and no column sum 2.at n=20A255221