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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A096105 Numbers such that every digit is a multiple of the digit to its left. 1
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 24, 26, 28, 30, 33, 36, 39, 40, 44, 48, 50, 55, 60, 66, 70, 77, 80, 88, 90, 99, 100, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 122, 124, 126, 128, 130, 133, 136, 139, 140, 144, 148 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

The number of n-digit terms is (n^4+22n^3+95n^2+98n)/24. - David Wasserman

CROSSREFS

Cf. A096106.

Sequence in context: A138234 A032520 A034837 * A178157 A175782 A051108

Adjacent sequences:  A096102 A096103 A096104 * A096106 A096107 A096108

KEYWORD

base,easy,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 26 2004

EXTENSIONS

Edited by David Wasserman (wasserma(AT)spawar.navy.mil), Dec 28 2005

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 06:20 EST 2012. Contains 205570 sequences.