Number of n-length words on {0,1,2,3,4,5} in which 0 appears only in runs of length 2.
A255118
Number of n-length words on {0,1,2,3,4,5} in which 0 appears only in runs of length 2.
Terms
- a(0) =1a(1) =5a(2) =26a(3) =135a(4) =700a(5) =3630a(6) =18825a(7) =97625a(8) =506275a(9) =2625500a(10) =13615625a(11) =70609500a(12) =366175000a(13) =1898953125a(14) =9847813125a(15) =51069940625a(16) =264844468750
External references
- oeis: A255118