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 A345240 a(1) = 1; thereafter a(n) = A161406(a(n-1)). 2
 1, 52, 158, 229, 278, 284, 304, 235, 289, 291, 300, 153, 251, 298, 291, 300, 153, 251, 298, 291, 300, 153, 251, 298, 291, 300, 153, 251, 298, 291, 300, 153, 251, 298, 291, 300, 153, 251, 298, 291, 300, 153, 251, 298, 291, 300, 153, 251, 298, 291, 300, 153, 251, 298 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS A Spanish analog of A345126 (British English) and A345157 (US English). Starting from n = 10 the sequence becomes periodic with period 5: repeat [291, 300, 153, 251, 298]. LINKS MATHEMATICA a[1]=1; a[n_]:=a[n]=Total[If[#=="ñ", 15, If[(s=LetterNumber@#)>14, s+1, s]]&/@Characters@StringDelete[IntegerName[a[n-1], "Spanish"], {" ", "-"}]]; Array[a, 100] (* Giorgos Kalogeropoulos, Jun 11 2021 *) CROSSREFS Cf. A073327, A161406, A169639, A344013, A345126, A345157. Sequence in context: A044765 A297627 A049059 * A292172 A166390 A161478 Adjacent sequences:  A345237 A345238 A345239 * A345241 A345242 A345243 KEYWORD nonn,word AUTHOR Omar E. Pol and N. J. A. Sloane, Jun 11 2021 STATUS approved

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Last modified September 17 12:40 EDT 2021. Contains 347477 sequences. (Running on oeis4.)