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Search: id:A016993
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| 1, 8, 15, 22, 29, 36, 43, 50, 57, 64, 71, 78, 85, 92, 99, 106, 113, 120, 127, 134, 141, 148, 155, 162, 169, 176, 183, 190, 197, 204, 211, 218, 225, 232, 239, 246, 253, 260, 267, 274, 281, 288, 295, 302, 309, 316
(list; graph; listen)
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OFFSET
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0,2
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LINKS
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Tanya Khovanova, Recursive Sequences
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FORMULA
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a(n)=7*n+1, G.f.: (1+6*x)/(1-x)^2.
Row sums of triangle A131844 - Gary W. Adamson (qntmpkt(AT)yahoo.com), Jul 22 2007
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MATHEMATICA
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f[n_]:=7*n+1; lst={}; Do[a=f[n]; AppendTo[lst, a], {n, 0, 6!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Jun 25 2009]
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PROGRAM
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(Other) sage: [i+1 for i in range(320) if gcd(i, 7) == 7] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 20 2009]
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CROSSREFS
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Cf. A093564 ((7, 1) Pascal, column m=1).
Cf. A131844.
Adjacent sequences: A016990 A016991 A016992 this_sequence A016994 A016995 A016996
Sequence in context: A003786 A008686 A003331 this_sequence A079043 A024734 A024956
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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