Dimensions of homogeneous subspaces of shuffle algebra over 6-letter alphabet (see A058766 for 2-letter case).
A058821
Dimensions of homogeneous subspaces of shuffle algebra over 6-letter alphabet (see A058766 for 2-letter case).
Terms
- a(0) =1a(1) =6a(2) =21a(3) =146a(4) =981a(5) =6222a(6) =38921a(7) =239946a(8) =1469826a(9) =8957976a(10) =54420339a(11) =329815506a(12) =1995387801a(13) =12056025246a(14) =72766743801a(15) =438839319470
External references
- oeis: A058821