-1485800

Appears in sequences

• Expansion of sqrt(1 - 4*x) in powers of x.at n=14A002420
• An inverse Chebyshev transform of (1-x)^2.at n=25A099364
• Expansion of exp( arcsinh( -2*x ) ) in powers of x.at n=28A104624
• Expansion of exp( arcsinh( 2*x ) ).at n=28A182122