Number of terms in s(n), where s(n) is defined in A114483.

Terms

a(0) =1a(1) =2a(2) =5a(3) =8a(4) =17a(5) =35a(6) =53a(7) =107a(8) =215a(9) =323a(10) =647a(11) =971a(12) =1943a(13) =3887a(14) =5831a(15) =11663a(16) =23327a(17) =46655a(18) =69983a(19) =139967a(20) =209951a(21) =419903a(22) =839807a(23) =1259711a(24) =2519423a(25) =5038847a(26) =7558271a(27) =15116543a(28) =22674815a(29) =45349631