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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A080230 Engel expansion for (positive) constant defined in A078756. 0
2, 4, 30, 63, 162, 629, 3918, 5345, 8577, 10902, 12073, 19001, 28961, 33387, 65964, 345951, 1876681, 2212505, 9373113, 11011867, 12921837, 14245984, 63809171, 96843656, 111393114, 340427213, 536556183, 768096412, 1510946116, 3988447796 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

See A006784 for definition of Engel expansion

PROG

(PARI) x=vector(31); a=vector(30); x[1]=0.62923321313860758778445822033246963679442280615921 for (i=1, 30, a[i]=ceil(1/x[i]); x[i+1]=x[i]*a[i]-1); x

CROSSREFS

Cf. A006784, A078756, A080321.

Sequence in context: A033167 A081464 A067195 * A084914 A058779 A132473

Adjacent sequences:  A080227 A080228 A080229 * A080231 A080232 A080233

KEYWORD

nonn

AUTHOR

Jon Perry (perry(AT)globalnet.co.uk), Feb 08 2003

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 February 14 14:07 EST 2012. Contains 205623 sequences.