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 A274070 Integer part of the sum of the inverses of the first n primes. 1
 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,59 COMMENTS The sequence is unbounded. LINKS Table of n, a(n) for n=1..96. Carl Erickson, Prime Numbers and the Riemann Hypothesis FORMULA a(n) = floor(Sum_{i=1..n} 1/A000040(i)). a(n) = floor(A024451(n)/A002110(n)). - Antti Karttunen, Feb 08 2024 MATHEMATICA Table[Floor@Sum[1/(Prime[j]), {j, 1, n}], {n, 1, 120}] CROSSREFS Cf. A002110, A024451, A046024 (places of records). Sequence in context: A343643 A044928 A362114 * A178489 A044929 A000520 Adjacent sequences: A274067 A274068 A274069 * A274071 A274072 A274073 KEYWORD nonn AUTHOR Andres Cicuttin, Jun 19 2016 STATUS approved

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Last modified August 12 15:11 EDT 2024. Contains 375113 sequences. (Running on oeis4.)