Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A118984
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A118984 Triangular array illustrating a distribution of 1,3,13,75,541,4683,... (A000670) with several familiar diagonals: A000110, A000142 and A003128. +0
1
1, 2, 1, 5, 6, 2, 15, 31, 23, 6, 52, 160, 195, 110, 24, 203, 856, 1505, 1365, 634, 120 (list; table; graph; listen)
OFFSET

1,2

COMMENT

A000110 is the row sum of A008277, A000142 is the row sum of A008275, A000670 is the row sum of A118984, A003128 calculates driving-point impedances of an n-terminal network (conjectured to be a diagonal of A118984).

EXAMPLE

The array begins

1

2 1

5 6 2

15 31 23 6

52 160 195 110 24

203 856 1505 1365 634 720

CROSSREFS

Cf. A000110, A000142, A000670, A003128, A008275, A008277.

Adjacent sequences: A118981 A118982 A118983 this_sequence A118985 A118986 A118987

Sequence in context: A113345 A078123 A062991 this_sequence A073474 A067311 A075680

KEYWORD

more,nonn,tabl,uned

AUTHOR

Alford Arnold (Alford1940(AT)aol.com), May 07 2006

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 October 13 17:46 EDT 2008. Contains 145008 sequences.


AT&T Labs Research