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Search: id:A002098
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| A002098 |
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G.f.: 1/Product_{k>=1} (1-prime(k)*x^prime(k)).
(Formerly M0597 N0215)
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+0
4
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| 1, 0, 2, 3, 4, 11, 17, 29, 49, 85, 144, 226, 404, 603, 1025, 1679, 2558, 4201, 6677, 10190, 16599, 25681, 39643, 61830, 96771, 147114, 228338, 352725, 533291, 818624, 1263259, 1885918, 2900270, 4396577, 6595481, 10040029, 15166064, 22642064
(list; graph; listen)
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OFFSET
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0,3
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REFERENCES
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S.M. Kerawala, On a Pair of Arithmetic Functions Analogous to Chawla's Pair, J. Natural Sciences and Mathematics, 9 (1969), circa p. 103.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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T. D. Noe, Table of n, a(n) for n=0..500
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CROSSREFS
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Cf. A002099.
Row sums of array A116864.
Sequence in context: A138985 A141704 A061919 this_sequence A162969 A104109 A066347
Adjacent sequences: A002095 A002096 A002097 this_sequence A002099 A002100 A002101
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
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Better description and more terms from Vladeta Jovovic (vladeta(AT)eunet.rs), May 09 2003
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