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 A038129 Beatty sequence for cube root of 2. 3
 0, 1, 2, 3, 5, 6, 7, 8, 10, 11, 12, 13, 15, 16, 17, 18, 20, 21, 22, 23, 25, 26, 27, 28, 30, 31, 32, 34, 35, 36, 37, 39, 40, 41, 42, 44, 45, 46, 47, 49, 50, 51, 52, 54, 55, 56, 57, 59, 60, 61, 62, 64, 65, 66, 68, 69, 70, 71, 73, 74, 75, 76, 78, 79, 80, 81, 83, 84, 85, 86, 88, 89 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS FORMULA a(n)=floor(n*1.2599210498..) a(n)=floor(n*2^(1/3)) - Benoit Cloitre, Apr 16 2003 MATHEMATICA Floor[Range[0, 90]Surd[2, 3]] (* Harvey P. Dale, Mar 24 2019 *) PROG (PARI) a(n)=floor(n*2^(1/3)) (Python) from sympy import integer_nthroot def A038129(n): return integer_nthroot(2*n**3, 3)[0] # Chai Wah Wu, Mar 17 2021 CROSSREFS Cf. A059539. Sequence in context: A001068 A039145 A242491 * A062071 A087069 A023737 Adjacent sequences:  A038126 A038127 A038128 * A038130 A038131 A038132 KEYWORD nonn AUTHOR EXTENSIONS More terms from Benoit Cloitre, Apr 16 2003 STATUS approved

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Last modified May 28 04:02 EDT 2022. Contains 354112 sequences. (Running on oeis4.)