login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A002099 G.f.: -1+Product_{k>=1} (1+prime(k)*x^prime(k)).
(Formerly M0395 N0152)
5
0, 0, 2, 3, 0, 11, 0, 17, 15, 14, 51, 11, 77, 35, 103, 131, 160, 227, 330, 218, 426, 794, 426, 1533, 641, 2072, 2071, 2491, 4381, 3880, 3925, 6079, 5446, 7914, 14017, 10421, 19768, 15486, 30589, 31901, 46119, 50917, 65574, 48002, 85155, 112648, 115127 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

REFERENCES

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).

LINKS

T. D. Noe, Table of n, a(n) for n=0..500

CROSSREFS

Cf. A002098.

Sequence in context: A012398 A012652 A012404 * A265514 A219341 A059740

Adjacent sequences: A002096 A002097 A002098 * A002100 A002101 A002102

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

EXTENSIONS

Better description and more terms from Vladeta Jovovic, May 09 2003

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 22 06:36 EDT 2023. Contains 361413 sequences. (Running on oeis4.)