45537

Appears in sequences

• Numbers k such that 12321*2^k + 1 is prime.at n=38A180924
• T(n,k)=Number of nXk 0..2 arrays with row sums nondecreasing and column sums unimodal.at n=22A223815
• Number of 2Xn 0..2 arrays with row sums nondecreasing and column sums unimodal.at n=5A223816
• G.f.: 1/(1 + (x+x^2 + x)/(1 + (x+x^2 + x^2)/(1 + (x+x^2 + x^3)/(1 + (x+x^2 + x^4)/(1 + ...))))), a continued fraction.at n=15A352234