Square of P(n,t) read by antidiagonals. P(n,t) = number of ways to split [t*n] into n arithmetic progressions each with t terms.
A104443
Square of P(n,t) read by antidiagonals. P(n,t) = number of ways to split [t*n] into n arithmetic progressions each with t terms.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =3a(5) =1a(6) =1a(7) =2a(8) =15a(9) =1a(10) =1a(11) =2a(12) =5a(13) =105a(14) =1a(15) =1a(16) =2a(17) =4a(18) =15a(19) =945a(20) =1a(21) =1a(22) =2a(23) =4a(24) =11a(25) =55a(26) =10395a(27) =1a(28) =1a(29) =2
External references
- oeis: A104443