login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A170900 Number of 2-generator groups of order 2^n. 0
3, 8, 19, 53, 162, 540, 2043 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

REFERENCES

B. Eick, Computing p-groups with trivial Schur multiplier, J. Algebra, 322 (2009), 741-751.

B. Eick and E. O'Brien, Enumerating p-groups, J. Australian Math. Soc., 67 (1999), 191-205.

LINKS

Table of n, a(n) for n=3..9.

CROSSREFS

Cf. A170901, A170902.

Sequence in context: A164586 A018032 A086808 * A151347 A047093 A304256

Adjacent sequences:  A170897 A170898 A170899 * A170901 A170902 A170903

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jan 19 2010

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 May 6 09:17 EDT 2021. Contains 343580 sequences. (Running on oeis4.)