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!)
A261298 Diagonal T(n,n) of the table T = A261297: row n contains n numbers of primality opposite to that of n, any number k may occur k times. 2
2, 4, 8, 7, 10, 17, 14, 23, 31, 37, 21, 47, 24, 59, 67, 71, 28, 79, 33, 89, 97, 103, 38, 109, 127, 131, 137, 139, 48, 157, 50, 167, 173, 181, 191, 193, 58, 199, 223, 227, 65, 233, 68, 241, 251, 257, 74, 269, 277, 281, 293, 307, 82, 313, 317, 331, 337, 347, 90, 359, 93, 373, 379 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Alois P. Heinz, Table of n, a(n) for n = 1..8000

E. Angelini, Vertices, edges, primes and non-primes, SeqFan list, Sept. 16, 2015.

CROSSREFS

Cf. A261297.

Sequence in context: A113419 A209940 A258096 * A133007 A141532 A197000

Adjacent sequences:  A261295 A261296 A261297 * A261299 A261300 A261301

KEYWORD

nonn

AUTHOR

M. F. Hasler, Sep 16 2015

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 February 28 00:58 EST 2020. Contains 332319 sequences. (Running on oeis4.)