Number of step shifted (decimated) sequences using a maximum of six different symbols.
A056375
Number of step shifted (decimated) sequences using a maximum of six different symbols.
Terms
- a(0) =6a(1) =36a(2) =126a(3) =756a(4) =2016a(5) =23976a(6) =46956a(7) =435456a(8) =1683576a(9) =15128856a(10) =36284472a(11) =547204896a(12) =1088416056a(13) =13060989936a(14) =58782164616a(15) =352913845536
External references
- oeis: A056375