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!)
A125023 Partial sums of A001372. 1
1, 2, 5, 12, 31, 78, 208, 551, 1502, 4117, 11435, 31926, 89829, 253727, 719926, 2048919, 5848543, 16732592, 47973762, 137788720, 396393362, 1141962118, 3294080424, 9512949813, 27501182865, 79579492065, 230478715333 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..26.

FORMULA

a(n) = SUM[i=0..n]A001372(i).

CROSSREFS

Cf. A001372, A125024.

Sequence in context: A291239 A193284 A238829 * A129804 A317882 A335457

Adjacent sequences:  A125020 A125021 A125022 * A125024 A125025 A125026

KEYWORD

easy,nonn

AUTHOR

Jonathan Vos Post, Nov 15 2006

EXTENSIONS

More terms from R. J. Mathar, Sep 23 2007

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 2 12:30 EDT 2021. Contains 346424 sequences. (Running on oeis4.)