Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A062310
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A062310 Number of ways writing n! as a sum of two nonprime numbers. +0
1
0, 1, 0, 6, 42, 271, 2029, 16880 (list; graph; listen)
OFFSET

1,4

FORMULA

A062610(n!) = number of nonprime+nonprime partitions of n!.

EXAMPLE

n=4, 4!=24=2+22=4+20=6+18=8+16=12+12=9+15, so a(4)=6.

CROSSREFS

Cf. A062610, A000142.

Sequence in context: A054613 A105281 A074429 this_sequence A105482 A057089 A110711

Adjacent sequences: A062307 A062308 A062309 this_sequence A062311 A062312 A062313

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Jul 05 2001

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


AT&T Labs Research