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A121542 Increasing sequence: "if n appears a*n+b does not", case a(1)=5, a=2, b=1. 4
5, 6, 7, 8, 9, 10, 12, 14, 16, 18, 20, 22, 23, 24, 26, 27, 28, 30, 31, 32, 34, 35, 36, 38, 39, 40, 42, 43, 44, 46, 48, 50, 51, 52, 54, 56, 58, 59, 60, 62, 64, 66, 67, 68, 70, 72, 74, 75, 76, 78, 80, 82, 83, 84, 86, 88, 90, 91, 92, 94, 95, 96, 98, 99, 100 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..65.

MATHEMATICA

s={5}; With[{a=2, b=1}, Do[If[FreeQ[s, (n-b)/a], AppendTo[s, n]], {n, 6, 100}]]; s

CROSSREFS

Cf. A121538, A121539, A121540, A121541.

Sequence in context: A285619 A120190 A172072 * A182306 A023379 A003667

Adjacent sequences:  A121539 A121540 A121541 * A121543 A121544 A121545

KEYWORD

nonn

AUTHOR

Zak Seidov, Aug 08 2006

STATUS

approved

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Last modified October 17 08:36 EDT 2019. Contains 328107 sequences. (Running on oeis4.)