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!)
A017287 a(n) = (10*n + 1)^7. 1
1, 19487171, 1801088541, 27512614111, 194754273881, 897410677851, 3142742836021, 9095120158391, 22876792454961, 51676101935731, 107213535210701, 207616015289871, 379749833583241, 662062621900811, 1107984764452581, 1789940649848551 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
FORMULA
G.f.: (1 + 19487163*x + 1645191201*x^2 + 13649546515*x^3 + 23992558635*x^4 + 10232825529*x^5 + 855607987*x^6 + 4782969*x^7)/(1-x)^8. - Bruno Berselli, Jul 30 2011
PROG
(Magma) [(10*n+1)^7: n in [0..20]]; // Vincenzo Librandi, Jul 30 2011
(PARI) for(n=0, 15, print1((10*n+1)^7", ")); \\ Bruno Berselli, Jul 30 2011
CROSSREFS
Sequence in context: A022248 A224627 A038683 * A017395 A017659 A348267
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
More terms from Bruno Berselli, Jul 30 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 26 20:11 EST 2024. Contains 370352 sequences. (Running on oeis4.)