-259289580

Appears in sequences

• Expansion of sqrt(1 - 4*x) in powers of x.at n=18A002420
• An inverse Chebyshev transform of (1-x)^2.at n=33A099364
• Expansion of exp( arcsinh( -2*x ) ) in powers of x.at n=36A104624
• Expansion of exp( arcsinh( 2*x ) ).at n=36A182122