Triangle read by rows: T(n,k) (0 <= k <= n) is the number of partitions of (n,k) into a sum of pairs.
A201376
Triangle read by rows: T(n,k) (0 <= k <= n) is the number of partitions of (n,k) into a sum of pairs.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =2a(4) =4a(5) =9a(6) =3a(7) =7a(8) =16a(9) =31a(10) =5a(11) =12a(12) =29a(13) =57a(14) =109a(15) =7a(16) =19a(17) =47a(18) =97a(19) =189a(20) =339a(21) =11a(22) =30a(23) =77a(24) =162a(25) =323a(26) =589a(27) =1043a(28) =15a(29) =45
External references
- oeis: A201376