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!)
A192070 (A192251)/2. 2
0, 1, 4, 24, 129, 759, 4455, 26763, 161898, 988438, 6069228, 37460952, 232160184, 1443830084, 9005809184, 56316652784, 352949825249, 2216334391919, 13941409199519, 87830683173419, 554096566907069, 3499981913717189, 22132830286939649 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

See A192232, A192251.

LINKS

Table of n, a(n) for n=1..23.

MATHEMATICA

(See A192250.)

CROSSREFS

Cf. A192232, A192251.

Sequence in context: A289715 A174443 A180222 * A048180 A057391 A071079

Adjacent sequences:  A192067 A192068 A192069 * A192071 A192072 A192073

KEYWORD

nonn

AUTHOR

Clark Kimberling, Jun 27 2011

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 June 6 17:01 EDT 2020. Contains 334829 sequences. (Running on oeis4.)