Expansion of e.g.f.: log(sec(x)-log(x+1))=-1*x+1/2*x^2+1/3*x^3+3/8*x^4+7/120*x^5-1/240*x^6-593/5040*x^7-37/960*x^8+...
A013500
Expansion of e.g.f.: log(sec(x)-log(x+1))=-1*x+1/2*x^2+1/3*x^3+3/8*x^4+7/120*x^5-1/240*x^6-593/5040*x^7-37/960*x^8+...
Terms
- a(0) =0a(1) =-1a(2) =1a(3) =2a(4) =9a(5) =7a(6) =-3a(7) =-593a(8) =-1554a(9) =-11125a(10) =167725a(11) =778307a(12) =16757708a(13) =-89177255a(14) =-119165473a(15) =-33154669351a(16) =100077477488
External references
- oeis: A013500