Number of ways to split 1, 2, 3, ..., tn into n arithmetic progressions each with t terms, t>n.
A104442
Number of ways to split 1, 2, 3, ..., tn into n arithmetic progressions each with t terms, t>n.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =4a(4) =10a(5) =20a(6) =56a(7) =116a(8) =320a(9) =736a(10) =1872a(11) =4176a(12) =12712a(13) =28368a(14) =73592a(15) =177272a(16) =487304a(17) =1130712a(18) =3209792a(19) =7494720a(20) =20419744a(21) =49706280a(22) =129803592a(23) =311179624
External references
- oeis: A104442