If mod(n,3)=0 then a(n) = a(n-1), if mod(n,3)=1 then a(n) = Q(n-2)+Q(n-3), if mod(,n,3)=2 then a(n-3)+a(n-4)+a(n-5), where Q() = A005185().

A102149

If mod(n,3)=0 then a(n) = a(n-1), if mod(n,3)=1 then a(n) = Q(n-2)+Q(n-3), if mod(,n,3)=2 then a(n-3)+a(n-4)+a(n-5), where Q() = A005185().

Terms

    a(0) =1a(1) =1a(2) =2a(3) =3a(4) =5a(5) =4a(6) =4a(7) =7a(8) =12a(9) =12a(10) =11a(11) =23a(12) =23a(13) =14a(14) =46a(15) =46a(16) =18a(17) =83a(18) =83a(19) =21a(20) =147a(21) =147a(22) =24a(23) =251a(24) =251a(25) =28a(26) =422a(27) =422a(28) =30a(29) =701

External references