Triangle read by rows: T(n,k) is the number of multisets of k ternary words with a total of n letters.
A275414
Triangle read by rows: T(n,k) is the number of multisets of k ternary words with a total of n letters.
Terms
- a(0) =3a(1) =9a(2) =6a(3) =27a(4) =27a(5) =10a(6) =81a(7) =126a(8) =54a(9) =15a(10) =243a(11) =486a(12) =297a(13) =90a(14) =21a(15) =729a(16) =1836a(17) =1380a(18) =540a(19) =135a(20) =28a(21) =2187a(22) =6561a(23) =5994a(24) =2763a(25) =855a(26) =189a(27) =36a(28) =6561a(29) =23004
External references
- oeis: A275414