341792

Appears in sequences

• T(n,0) + T(n,1) + ... + T(n,n), T given by A026648.at n=17A026655
• a(n) = 4*a(n-1) + 2*a(n-2) for n>1, a(0)=1, a(1)=2.at n=9A084059
• G.f.: Sum_{k>=0} x^(k^2) * Product_{j=1..k} ((1 + x^j)/(1 - x^j))^2.at n=35A376854