Table T(d,n) of smallest k>1 such that binomial(k*n-1,n-1) == 1 (mod n^d), read by antidiagonals.

Terms

a(0) =2a(1) =2a(2) =2a(3) =2a(4) =3a(5) =2a(6) =3a(7) =2a(8) =5a(9) =2a(10) =2a(11) =9a(12) =3a(13) =9a(14) =2a(15) =4a(16) =2a(17) =33a(18) =9a(19) =17a(20) =2a(21) =2a(22) =28a(23) =2a(24) =129a(25) =27a(26) =33a(27) =2a(28) =5a(29) =2