|
Search: id:A058985
|
|
|
| A058985 |
|
6 + 33 n + 6 binomial(n, 2) - 28 binomial(n, 3) + 20 binomial(n, 4) - 47 binomial(n, 5). |
|
+0
2
|
|
| 6, 39, 78, 95, 82, 4, -248, -904, -2362, -5235, -10398, -19035, -32686, -53294, -83252, -125450, -183322, -260893, -362826, -494469, -661902, -871984, -1132400, -1451708, -1839386, -2305879, -2862646, -3522207, -4298190, -5205378, -6259756, -7478558
(list; graph; listen)
|
|
|
OFFSET
|
0,1
|
|
|
COMMENT
|
Obtained by simply fitting a fifth degree polynomial to the terms 6,39,78,95,82,4 (see A058897).
|
|
LINKS
|
Harry J. Smith, Table of n, a(n) for n=0,...,200
|
|
FORMULA
|
6 + 94/15*n + 183/4*n^2 - 187/8*n^3 + 19/4*n^4 - 47/120*n^5.
|
|
PROGRAM
|
(PARI) { for (n = 0, 200, a=6 + 33*n + 6*binomial(n, 2) - 28*binomial(n, 3) + 20*binomial(n, 4) - 47*binomial(n, 5); write("b058985.txt", n, " ", a); ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jun 24 2009]
|
|
CROSSREFS
|
Cf. A058897.
Sequence in context: A061423 A080298 A058897 this_sequence A116951 A163737 A164081
Adjacent sequences: A058982 A058983 A058984 this_sequence A058986 A058987 A058988
|
|
KEYWORD
|
sign
|
|
AUTHOR
|
N. J. A. Sloane (njas(AT)research.att.com), Jan 17 2001
|
|
|
Search completed in 0.002 seconds
|
