This site is supported by donations to The OEIS Foundation.

 Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS". Other ways to donate

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A181827 Members of A025487 such that A025487(n) > A181822(n). 6
 6, 30, 60, 180, 210, 420, 840, 900, 1260, 1800, 2310, 2520, 4620, 6300, 7560, 9240, 12600, 13860, 18480, 25200, 27720, 30030, 37800, 44100, 55440, 60060, 69300, 83160, 88200, 120120, 138600, 166320, 176400, 180180, 189000, 240240, 264600, 277200 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Eric Weisstein's World of Mathematics, Conjugate Partition EXAMPLE A025487(9) = 30 and A181822(9) = 8 have the prime signatures (1,1,1) and (3) respectively. 30 is the larger member of the pair and is therefore included in this sequence. CROSSREFS Cf. A181823, A181824, A181825, A181826. Sequence in context: A120734 A116360 A065800 * A263573 A145010 A056835 Adjacent sequences:  A181824 A181825 A181826 * A181828 A181829 A181830 KEYWORD nonn AUTHOR Matthew Vandermast, Dec 08 2010 STATUS approved

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