Triangle read by rows: T(n,k) = number of parity alternating partitions of [n] into k blocks (1 <= k <= m).
A274310
Triangle read by rows: T(n,k) = number of parity alternating partitions of [n] into k blocks (1 <= k <= m).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =1a(7) =4a(8) =4a(9) =1a(10) =1a(11) =6a(12) =11a(13) =6a(14) =1a(15) =1a(16) =10a(17) =28a(18) =26a(19) =9a(20) =1a(21) =1a(22) =14a(23) =61a(24) =86a(25) =50a(26) =12a(27) =1a(28) =1a(29) =22
External references
- oeis: A274310