286164

Appears in sequences

• T(n,k) = Number of (n+1) X (k+1) 0..2 arrays with each row nonprime and column prime, read as a base 3 number with top and left being the most significant digits.at n=16A262109
• Number of (2+1)X(n+1) 0..2 arrays with each row nonprime and column prime, read as a base 3 number with top and left being the most significant digits.at n=4A262111
• Expansion of e.g.f. 1/sqrt(1 - 2*log(1 + x)).at n=8A320343