login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A003264 Floor((-4n)/Bernoulli(2n)). 0
0, -24, 240, -504, 480, -264, 94, -24, 4, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

REFERENCES

Douglas C. Ravenel, Complex cobordism theory for number theorists, Lecture Notes in Mathematics, 1326, Springer-Verlag, Berlin-New York, 1988, pp. 123-133.

F. Hirzebruch et al., Manifolds and Modular Forms, Vieweg, 2nd ed. 1994, p. 130.

LINKS

Table of n, a(n) for n=0..75.

Index entries for sequences related to Bernoulli numbers.

MATHEMATICA

Table[Floor[(-4n)/BernoulliB[2n]], {n, 0, 75}] (* Alonso del Arte, Jul 19 2012 *)

CROSSREFS

Sequence in context: A159506 A081863 A247825 * A003272 A003245 A006863

Adjacent sequences:  A003261 A003262 A003263 * A003265 A003266 A003267

KEYWORD

sign

AUTHOR

N. J. A. Sloane.

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 13 10:29 EST 2019. Contains 329093 sequences. (Running on oeis4.)