Triangular array T(n,k) read by rows: column k is the expansion of e.g.f: exp(-2*x)*(exp(x)-1)^k/(2-exp(x)).
A372245
Triangular array T(n,k) read by rows: column k is the expansion of e.g.f: exp(-2*x)*(exp(x)-1)^k/(2-exp(x)).
Terms
- a(0) =1a(1) =-1a(2) =1a(3) =3a(4) =-1a(5) =2a(6) =-1a(7) =7a(8) =0a(9) =6a(10) =27a(11) =11a(12) =26a(13) =12a(14) =24a(15) =119a(16) =151a(17) =120a(18) =150a(19) =120a(20) =120a(21) =1203a(22) =1139a(23) =1202a(24) =1140a(25) =1200a(26) =1080a(27) =720a(28) =11759a(29) =11887
External references
- oeis: A372245