login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A139322 Record values of n in A068307. 3
1, 6, 9, 15, 17, 21, 27, 33, 39, 41, 45, 47, 51, 53, 57, 63, 65, 71, 77, 83, 89, 95, 101, 107, 113, 119, 125, 131, 137, 143, 149, 155, 161, 167, 173, 185, 191, 197, 203, 209, 215, 221, 227, 233, 239, 245, 251, 257, 269, 275, 277, 281, 287, 293, 299, 305, 311, 317 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Robert G. Wilson v and T. D. Noe, Table of n, a(n) for n = 0..5000

MATHEMATICA

f[n_] := Block[{c = 0, lmt = PrimePi@ Floor[n/2], p, q}, Do[p = Prime@ i; q = Prime@ j; r = n - p - q; If[ PrimeQ@ r && r >= p, c++ ], {i, lmt}, {j, i}]; c]; lst = {1}; Do[ If[f@n > f@lst[[ -1]], AppendTo[lst, n]], {n, 13450}]; lst

CROSSREFS

Cf. A000040, A068307, A139321.

Sequence in context: A185398 A316022 A316023 * A139321 A210732 A316024

Adjacent sequences:  A139319 A139320 A139321 * A139323 A139324 A139325

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, Apr 13 2008

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 12 20:18 EDT 2022. Contains 356077 sequences. (Running on oeis4.)