40478

Appears in sequences

• How many more primes than irreducible GF(2)[X] polynomials there are in range [2^n,2^(n+1)].at n=21A091232
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 0), (0, 1, 1), (1, 0, -1), (1, 0, 1)}.at n=8A150600
• Number of (w,x,y,z) with all terms in {1,...,n} and w*x>y*z+2.at n=17A212056
• Number of strict compositions of n with alternating parts strictly decreasing.at n=47A342343