Where records occur in A179329.

Terms

a(0) =2a(1) =4a(2) =6a(3) =9a(4) =15a(5) =25a(6) =48a(7) =91a(8) =169a(9) =336a(10) =669a(11) =1335a(12) =2665a(13) =5317a(14) =10573a(15) =21037a(16) =42072a(17) =84141a(18) =168279a(19) =336553a(20) =673099a(21) =1345639a(22) =2691276a(23) =5382549a(24) =10765095a(25) =21528959a(26) =43057916a(27) =86115821a(28) =172231631a(29) =344463251