login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A090774 A permutation of the natural numbers related to sequence A079946. 2
1, 3, 6, 2, 13, 12, 7, 10, 25, 14, 5, 27, 20, 29, 24, 4, 21, 51, 22, 49, 26, 15, 18, 41, 59, 40, 53, 28, 11, 55, 36, 45, 99, 42, 57, 30, 9, 43, 103, 38, 81, 107, 44, 61, 48, 8, 37, 83, 119, 72, 85, 115, 46, 97, 50, 31, 34, 73, 91, 199, 74, 89, 123, 80, 101, 52, 23, 111, 68, 77 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

When viewed as a square array the first row begin with 1 6 12 14 24 ..., cf. A079946 and the second column is A090324.

LINKS

Table of n, a(n) for n=1..70.

EXAMPLE

When viewed as a square array each column can be interpreted as a triangular array. Thus column two would become as illustrated below:

6

13 10

27 21 18

55 43 37 34

CROSSREFS

Cf. A090324.

Sequence in context: A268717 A002516 A073807 * A147995 A306189 A216803

Adjacent sequences:  A090771 A090772 A090773 * A090775 A090776 A090777

KEYWORD

nonn,tabl

AUTHOR

Alford Arnold, Feb 07 2004

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 April 1 04:15 EDT 2020. Contains 333155 sequences. (Running on oeis4.)