This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A033945 Record highs in A033885 (3n - sum of divisors of n). 3
 2, 3, 5, 9, 13, 14, 21, 25, 33, 37, 45, 57, 61, 73, 81, 85, 93, 105, 117, 121, 133, 141, 145, 157, 165, 177, 193, 201, 205, 213, 217, 225, 230, 253, 261, 273, 277, 297, 301, 313, 325, 333, 345, 357, 361, 381, 385, 393, 397, 421, 445, 453, 457, 465, 477, 481 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Amiram Eldar, Table of n, a(n) for n = 1..10000 MATHEMATICA f[n_] := 3n - DivisorSigma[1, n]; fm = 0; s = {}; Do[f1 = f[n]; If[f1 > fm, fm = f1; AppendTo[s, fm]], {n, 1, 250}]; s (* Amiram Eldar, Aug 28 2019 *) CROSSREFS Cf. A033885, A033946. Sequence in context: A108168 A245905 A087146 * A098142 A270812 A066821 Adjacent sequences:  A033942 A033943 A033944 * A033946 A033947 A033948 KEYWORD nonn,easy AUTHOR EXTENSIONS More terms from Asher Auel (asher.auel(AT)reed.edu), May 05 2000 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified October 19 13:01 EDT 2019. Contains 328222 sequences. (Running on oeis4.)