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A005659 If k appears so do 2k-2 and 3k-3. (duplicates omitted.)
(Formerly M3275)
3
4, 6, 9, 10, 15, 16, 18, 24, 27, 28, 30, 34, 42, 45, 46, 51, 52, 54, 58, 66, 69, 78, 81, 82, 87, 88, 90, 99, 100, 102, 106, 114, 123, 130, 132, 135, 136, 150, 153, 154, 159, 160, 162, 171, 172, 174, 178, 195, 196, 198, 202, 204, 210, 226, 231, 240, 243, 244, 258 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
REFERENCES
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
LINKS
EXAMPLE
From Seiichi Manyama, Feb 29 2024: (Start)
87, 130 and 258 are terms and 258 = 2*130 - 2 = 3*87 - 3.
135, 202 and 402 are terms and 402 = 2*202 - 2 = 3*135 - 3.
231, 346 and 690 are terms and 690 = 2*346 - 2 = 3*231 - 3. (End)
CROSSREFS
Cf. A005661.
Sequence in context: A099303 A243485 A310665 * A010462 A028957 A242664
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
More terms from Larry Reeves (larryr(AT)acm.org), Oct 01 2001
STATUS
approved

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Last modified July 19 22:34 EDT 2024. Contains 374441 sequences. (Running on oeis4.)