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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A075330 Second members of pairs in A075329. 4
3, 11, 15, 19, 25, 31, 38, 44, 50, 57, 61, 67, 71, 79, 83, 89, 95, 101, 104, 109, 117, 122, 127, 134, 139, 145, 151, 157, 159, 167, 173, 179, 185, 191, 194, 201, 210, 213, 221, 225, 229, 235, 241, 248, 254, 260, 263, 271, 275, 281, 287, 293, 297, 305, 310, 319 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..56.

MAPLE

A075330 := proc(nmax) local r, s, n, stst, rtst ; r := [1] : s := [] : n := {1} : while nops(r) < nmax do stst := 1 ; while stst in n or stst-op(-1, r) in n or stst+op(-1, r) in n do stst := stst +1 ; od ; s := [op(s), stst] ; n := n union {stst, stst-op(-1, r), stst+op(-1, r)} ; rtst := 1 ; while rtst in n do rtst := rtst +1 ; od ; r := [op(r), rtst] ; n := n union {rtst} ; od : RETURN(s) ; end: A075330(100) ; # R. J. Mathar, Feb 03 2007

CROSSREFS

Cf. A075329, A075331, A075332.

Sequence in context: A039275 A044971 A106374 * A131323 A050592 A032466

Adjacent sequences:  A075327 A075328 A075329 * A075331 A075332 A075333

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Sep 18 2002

EXTENSIONS

More terms from R. J. Mathar, Feb 03 2007

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 21 11:42 EDT 2019. Contains 328296 sequences. (Running on oeis4.)