Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A073222
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A073222 A073214 (sums of two powers of 19) divided by 2. +0
1
1, 10, 19, 181, 190, 361, 3430, 3439, 3610, 6859, 65161, 65170, 65341, 68590, 130321, 1238050, 1238059, 1238230, 1241479, 1303210, 2476099, 23522941, 23522950, 23523121, 23526370, 23588101, 24760990, 47045881, 446935870 (list; graph; listen)
OFFSET

1,2

FORMULA

(19^n + 19^m) / 2, n = 0, 1, 2, 3 ..., m = 0, 1, 2, 3, ... n.

EXAMPLE

a(4) = 181 = (19^2+19^0) / 2

CROSSREFS

Cf. A073214.

Sequence in context: A070199 A015445 A123001 this_sequence A110463 A121725 A110368

Adjacent sequences: A073219 A073220 A073221 this_sequence A073223 A073224 A073225

KEYWORD

easy,nonn

AUTHOR

Jeremy Gardiner (jeremy.gardiner(AT)btinternet.com), Jul 21 2002

page 1

Search completed in 0.003 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


AT&T Labs Research