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A076988 Smallest Fibonacci number of the form n*k + 1 with k>0. 0
2, 3, 13, 5, 21, 13, 8, 89, 55, 21, 34, 13, 144, 1597, 63245986, 28657, 987, 55, 1597, 21, 610, 89, 17711, 28657, 4807526976, 514229, 55, 1597, 233, 165580141, 514229, 2971215073, 34, 987, 17711, 28657, 14930352, 1597, 139583862445, 956722026041 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..40.

EXAMPLE

a(3) = 13 as 13 =3*4 + 1 is the smallest such Fibonacci number.

MAPLE

with(combinat, fibonacci):a[1] := 2:for n from 2 to 75 do j := 3:while((fibonacci(j) mod n)<>1)do j := j+1:od:a[n] := fibonacci(j):od:seq(a[k], k=1..75);

CROSSREFS

Sequence in context: A085400 A067523 A035515 * A128369 A087568 A087564

Adjacent sequences:  A076985 A076986 A076987 * A076989 A076990 A076991

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Oct 25 2002

EXTENSIONS

More terms from Sascha Kurz, Jan 26 2003

STATUS

approved

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Last modified February 22 19:36 EST 2018. Contains 299469 sequences. (Running on oeis4.)