Number of nonnegative integer arrays of length n+2*4-2 with new values introduced in order 0 upwards and every value appearing only in runs of at least 4.
A211696
Number of nonnegative integer arrays of length n+2*4-2 with new values introduced in order 0 upwards and every value appearing only in runs of at least 4.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =8a(6) =13a(7) =20a(8) =29a(9) =45a(10) =73a(11) =118a(12) =185a(13) =294a(14) =480a(15) =793a(16) =1298a(17) =2127a(18) =3531a(19) =5932a(20) =9975a(21) =16783a(22) =28415a(23) =48527a(24) =83236a(25) =143064a(26) =246839a(27) =428430a(28) =747193a(29) =1307145
External references
- oeis: A211696