Powers of fourth root of 23 rounded up.

Terms

a(0) =1a(1) =3a(2) =5a(3) =11a(4) =23a(5) =51a(6) =111a(7) =242a(8) =529a(9) =1159a(10) =2537a(11) =5556a(12) =12167a(13) =26645a(14) =58351a(15) =127785a(16) =279841a(17) =612835a(18) =1342071a(19) =2939052a(20) =6436343a(21) =14095197a(22) =30867617a(23) =67598189a(24) =148035889a(25) =324189523a(26) =709955184a(27) =1554758333a(28) =3404825447a(29) =7456359024