Numerator of (1+1/n)^k - (1+k/n), 2<=k<=n, triangle read by rows.

Terms

a(0) =1a(1) =1a(2) =10a(3) =1a(4) =13a(5) =113a(6) =1a(7) =16a(8) =171a(9) =1526a(10) =1a(11) =19a(12) =241a(13) =2551a(14) =24337a(15) =1a(16) =22a(17) =323a(18) =3956a(19) =43653a(20) =450066a(21) =1a(22) =25a(23) =417a(24) =5801a(25) =72689a(26) =850809a(27) =9492289a(28) =1a(29) =28