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 A233282 Positions of records in partial LCM-products (A233287) of Fibonacci entry points (A001177). 4
 1, 2, 3, 5, 7, 13, 17, 25, 37, 43, 47, 53, 59, 67, 73, 79, 97, 125, 127, 137, 157, 163, 179, 193, 243, 257, 269, 277, 283, 311, 313, 317, 337, 353, 359, 397, 439, 457, 479, 487, 499, 509, 523, 547, 563, 577, 613, 617, 625, 653, 673, 677, 719, 729, 733, 757, 787 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Seems also to be positions of records for lcm_{i=1..n} A001175(i). After 1, only primes and prime powers seem to occur. Positions where a(n) is not a prime are 1, 8, 18, 25, 49, 54, 65, 75, 102, 111, 136, 164, 237, ... LINKS Antti Karttunen, Table of n, a(n) for n = 1..338 PROG (Scheme, with Antti Karttunen's IntSeq-library) (define A233282 (RECORD-POS 1 1 A233287)) CROSSREFS A233283 gives the corresponding record values. Cf. A001175, A001176, A001177, A233281, A233287. Sequence in context: A024785 A069866 A125772 * A001000 A094947 A231474 Adjacent sequences: A233279 A233280 A233281 * A233283 A233284 A233285 KEYWORD nonn AUTHOR Antti Karttunen, Dec 13 2013 STATUS approved

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Last modified May 24 23:50 EDT 2024. Contains 372782 sequences. (Running on oeis4.)