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 A354166 Number of nonprimes among first n terms of A090252. 4
 1, 1, 1, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 13, 13, 13, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 16, 17 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 COMMENTS It appears that this sequence controls the growth of A090252. That is, almost all the terms of A090252 lie on the line A090252(n) = k-th prime, where k = n - a(n). LINKS N. J. A. Sloane, Table of n, a(n) for n = 1..34886 CROSSREFS Cf. A090252, A354164, A354165. Sequence in context: A101402 A156251 A116458 * A331854 A093875 A329242 Adjacent sequences: A354163 A354164 A354165 * A354167 A354168 A354169 KEYWORD nonn AUTHOR N. J. A. Sloane, May 31 2022 STATUS approved

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Last modified March 5 03:04 EST 2024. Contains 370537 sequences. (Running on oeis4.)