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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A270813 First differences of A003022. 4
2, 3, 5, 6, 8, 9, 10, 11, 17, 13, 21, 21, 24, 26, 22, 17, 30, 37, 50, 23, 16, 53, 55, 12, 61 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

COMMENTS

Surprisingly irregular.

LINKS

Table of n, a(n) for n=2..26.

CROSSREFS

Cf. A003022.

Sequence in context: A039073 A026359 A032953 * A247431 A039033 A047333

Adjacent sequences:  A270810 A270811 A270812 * A270814 A270815 A270816

KEYWORD

nonn,hard,more

AUTHOR

N. J. A. Sloane, Apr 08 2016

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 August 26 01:30 EDT 2019. Contains 326324 sequences. (Running on oeis4.)