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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A006147 Reversion of Ramanujan numbers. 0
1, 24, 900, 40352, 1994322, 104816880, 5747466920, 325077729600, 18826860841119, 1110900168420264, 66547088543789532, 4036419643768799328, 247405021070280491110, 15299980644645295780560, 953473460271200881693560, 59817824263728235912396224 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..16.

Index entries for reversions of series

FORMULA

REVERT(A000594).

EXAMPLE

x + 24*x^2 + 900*x^3 + 40352*x^4 + 1994322*x^5 + 104816880*x^6 + ...

CROSSREFS

Cf. A000594.

Sequence in context: A109575 A160111 A107391 * A061236 A001784 A172206

Adjacent sequences:  A006144 A006145 A006146 * A006148 A006149 A006150

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

EXTENSIONS

Signs corrected Dec 24 2001

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified May 18 11:24 EDT 2013. Contains 225419 sequences.