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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
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
Sequence in context: A245905 A366482 A087146 * A098142 A270812 A066821
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
More terms from Asher Auel, May 05 2000
STATUS
approved

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Last modified March 28 14:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)