Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A002756
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A002756 Number of bipartite partitions of n white objects and 7 black ones.
(Formerly M4964 N2129)
+0
1
15, 45, 118, 257, 522, 975, 1752, 2998, 4987, 8043, 12693, 19584, 29719, 44324, 65210, 94642, 135805, 192699, 270822, 377048, 520624, 713123, 969784, 1309646, 1757447, 2343931, 3108553, 4100220, 5380964, 7027376, 9135769, 11824507 (list; graph; listen)
OFFSET

0,1

COMMENT

Number of ways to factor p^n*q^7 where p and q are distinct primes.

REFERENCES

M. S. Cheema and H. Gupta, Tables of Partitions of Gaussian Integers. National Institute of Sciences of India, Mathematical Tables, Vol. 1, New Delhi, 1956, p. 1.

CROSSREFS

Column 7 of A060243. Cf. A005380.

Adjacent sequences: A002753 A002754 A002755 this_sequence A002757 A002758 A002759

Sequence in context: A014634 A126228 A072251 this_sequence A039450 A127069 A095129

KEYWORD

nonn

AUTHOR

njas

EXTENSIONS

Edited by Christian G. Bower (bowerc(AT)usa.net), Jan 08 2004

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified January 8 02:43 EST 2009. Contains 152824 sequences.


AT&T Labs Research