|
| |
|
|
A114742
|
|
Value of k pertaining to A114741.
|
|
1
|
|
|
|
4, 4, 4, 6, 4, 6, 10, 2, 6, 4, 8, 8, 6, 22, 18, 4, 194, 26, 1352, 20, 5046, 16, 8070, 18, 44532, 232, 205862, 14, 188540, 80, 682452, 34, 553220, 72, 3310756, 78, 31907920, 60, 147850530, 82, 174357156, 6, 120995076, 6, 37671114, 22, 15590712, 34
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
LINKS
|
Table of n, a(n) for n=1..48.
|
|
|
FORMULA
|
a(n) = (A114741(n+1) + A114741(n+2))/A114741(n).
|
|
|
PROG
|
(PARI) { P=Set([2, 3]); u=2; v=3; for(i=1, 100, k=ceil(v/u); while( !ispseudoprime(t=k*u-v) || setsearch(P, t), k++); P=setunion(P, Set([t])); u=v; v=t; print1(k, ", ") ) } \\ From Max Alekseyev
|
|
|
CROSSREFS
|
Cf. A114741.
Sequence in context: A141241 A140696 A160401 * A098013 A116446 A073229
Adjacent sequences: A114739 A114740 A114741 * A114743 A114744 A114745
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 15 2005
|
|
|
EXTENSIONS
|
More terms from Franklin T. Adams-Watters, Jul 17 2006
More terms from Max Alekseyev, Dec 13 2011
|
|
|
STATUS
|
approved
|
| |
|
|
