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 A118087 Start with 1 and repeatedly reverse the digits and add 43 to get the next term. 0
 1, 44, 87, 121, 164, 504, 448, 887, 831, 181, 224, 465, 607, 749, 990, 142, 284, 525, 568, 908, 852, 301, 146, 684, 529, 968, 912, 262, 305, 546, 688, 929, 972, 322, 266, 705, 550, 98, 132, 274, 515, 558, 898, 941, 192, 334, 476, 717, 760, 110, 54, 88, 131, 174, 514, 458, 897, 841, 191, 234, 475, 617, 759, 1000, 44 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS After 1 step enters a cycle of length 63. LINKS Table of n, a(n) for n=1..65. N. J. A. Sloane and others, Sequences of RADD type, OEIS wiki. Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1). FORMULA a(n) = 43 + A004086(a(n-1)) for n > 1, a(1) = 1. - Alois P. Heinz, Nov 07 2019 MAPLE a:= proc(n) option remember; `if`(n=1, 1, 43 +(s-> parse( cat(seq(s[-i], i=1..length(s)))))(cat("", a(n-1)))) end: seq(a(n), n=1..65); # Alois P. Heinz, Nov 07 2019 CROSSREFS Cf. A004086, A117828, A117816, A117817. Sequence in context: A260201 A112721 A195816 * A335481 A345409 A246412 Adjacent sequences: A118084 A118085 A118086 * A118088 A118089 A118090 KEYWORD base,nonn AUTHOR Luc Stevens (lms022(AT)yahoo.com), May 11 2006 EXTENSIONS a(43)-a(52) corrected and more terms added by Alois P. Heinz, Nov 07 2019 STATUS approved

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Last modified August 9 02:18 EDT 2024. Contains 375024 sequences. (Running on oeis4.)