Number of length n 1..(4+2) arrays with no leading partial sum equal to a prime and no consecutive values equal.
A255712
Number of length n 1..(4+2) arrays with no leading partial sum equal to a prime and no consecutive values equal.
Terms
- a(0) =3a(1) =8a(2) =26a(3) =81a(4) =261a(5) =936a(6) =3435a(7) =12406a(8) =45637a(9) =165303a(10) =579197a(11) =2056418a(12) =7724487a(13) =30188921a(14) =117283664a(15) =443965914a(16) =1645885655a(17) =6011641972a(18) =21768376301a(19) =79175516820a(20) =293501032240
External references
- oeis: A255712