Define the sequence S(a_0,a_1) by a_{n+2} is the least integer such that a_{n+2}/a_{n+1}>a_{n+1}/a_n for n >= 0. This is S(4,8).
A019479
Define the sequence S(a_0,a_1) by a_{n+2} is the least integer such that a_{n+2}/a_{n+1}>a_{n+1}/a_n for n >= 0. This is S(4,8).
Terms
- a(0) =4a(1) =8a(2) =17a(3) =37a(4) =81a(5) =178a(6) =392a(7) =864a(8) =1905a(9) =4201a(10) =9265a(11) =20434a(12) =45068a(13) =99400a(14) =219233a(15) =483533a(16) =1066465a(17) =2352162a(18) =5187856a(19) =11442176a(20) =25236513a(21) =55660881a(22) =122763937a(23) =270764386a(24) =597189652a(25) =1317143240a(26) =2905050865a(27) =6407291381a(28) =14131726001a(29) =31168502866
External references
- oeis: A019479