13253625

Appears in sequences

• Expansion of e.g.f. exp( x^2/(2 * (1-x)^2) ) / (1-x).at n=9A361596
• Expansion of e.g.f. (1/x) * Series_Reversion( x/(4*x + sqrt(16*x^2+1))^(1/4) ).at n=8A385444