Numerators of triangle S(n,k), n>=0, 0<=k<=ceiling((3n+1)/2): S(n,k) is the coefficient of x^k in polynomial s_n(x), used to define continuous and n times differentiable sigmoidal transfer functions.
A144702
Numerators of triangle S(n,k), n>=0, 0<=k<=ceiling((3n+1)/2): S(n,k) is the coefficient of x^k in polynomial s_n(x), used to define continuous and n times differentiable sigmoidal transfer functions.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =-1a(5) =1a(6) =1a(7) =0a(8) =-1a(9) =1a(10) =1a(11) =5a(12) =0a(13) =-5a(14) =5a(15) =-3a(16) =1a(17) =21a(18) =0a(19) =-35a(20) =0a(21) =63a(22) =-7a(23) =15a(24) =1a(25) =3a(26) =0a(27) =-7a(28) =0a(29) =21
External references
- oeis: A144702