a(1)=1, a(2)=2, a(n+2)=(a(n+1)+a(n))/2 if a(n+1)+a(n) is even, a(n+2)=(3*(a(n+1)+a(n))+1)/2 otherwise.

A069162

a(1)=1, a(2)=2, a(n+2)=(a(n+1)+a(n))/2 if a(n+1)+a(n) is even, a(n+2)=(3*(a(n+1)+a(n))+1)/2 otherwise.

Terms

    a(0) =1a(1) =2a(2) =5a(3) =11a(4) =8a(5) =29a(6) =56a(7) =128a(8) =92a(9) =110a(10) =101a(11) =317a(12) =209a(13) =263a(14) =236a(15) =749a(16) =1478a(17) =3341a(18) =7229a(19) =5285a(20) =6257a(21) =5771a(22) =6014a(23) =17678a(24) =11846a(25) =14762a(26) =13304a(27) =14033a(28) =41006a(29) =82559

External references