-326876

Appears in sequences

• a(n) = -4*binomial(2*n-5, n-4)/n for n > 0 and a(0) = 1.at n=14A115143
• Sixth convolution of A115140.at n=15A115145
• G.f.: 2*q * Product_{n>=1} (1 + q^(2*n))/((1 + q^n)*(1 + q^(2*n-1))*(1 + q^(4*n))) in powers of q.at n=47A293132