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!)
A001575 Colored series-parallel networks.
(Formerly M4567 N1944)
0
0, 0, 8, 102, 948, 7900, 62928, 491832 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

REFERENCES

J. Riordan, An Introduction to Combinatorial Analysis, Wiley, 1958, p. 159.

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

Table of n, a(n) for n=1..8.

CROSSREFS

Sequence in context: A318551 A307461 A318213 * A328061 A305603 A333985

Adjacent sequences:  A001572 A001573 A001574 * A001576 A001577 A001578

KEYWORD

nonn

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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 21 07:22 EDT 2022. Contains 353889 sequences. (Running on oeis4.)