a(1)=1, a(2)=8; for n >= 1, a(n+2)=(a(n+1)+a(n))/3 if (a(n+1)+a(n)==0 (mod 3)); a(n+2)=(a(n+1)+a(n))/2 if (a(n+1)+a(n)==0 (mod 2)); a(n+2)=a(n+1)+a(n) otherwise.

A069218

a(1)=1, a(2)=8; for n >= 1, a(n+2)=(a(n+1)+a(n))/3 if (a(n+1)+a(n)==0 (mod 3)); a(n+2)=(a(n+1)+a(n))/2 if (a(n+1)+a(n)==0 (mod 2)); a(n+2)=a(n+1)+a(n) otherwise.

Terms

    a(0) =1a(1) =8a(2) =3a(3) =11a(4) =7a(5) =6a(6) =13a(7) =19a(8) =16a(9) =35a(10) =17a(11) =26a(12) =43a(13) =23a(14) =22a(15) =15a(16) =37a(17) =26a(18) =21a(19) =47a(20) =34a(21) =27a(22) =61a(23) =44a(24) =35a(25) =79a(26) =38a(27) =39a(28) =77a(29) =58

External references