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

Terms

a(0) =1a(1) =1a(2) =8a(3) =1a(4) =11a(5) =81a(6) =1a(7) =14a(8) =131a(9) =1024a(10) =1a(11) =17a(12) =193a(13) =1829a(14) =15625a(15) =1a(16) =20a(17) =267a(18) =2974a(19) =29849a(20) =279936a(21) =1a(22) =23a(23) =353a(24) =4519a(25) =52113a(26) =561399a(27) =5764801a(28) =1a(29) =26