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A062256 Record-setting values of q(n), the minimal prime q such that n(q+1)-1 is a prime p (i.e., q(n) > q(j) for all 0 < j < n). 3
2, 11, 41, 103, 433, 1019, 2423, 6131, 22391, 146519, 398339, 1461359, 2803139, 3943883, 11329061, 37133051, 72486287, 89857919, 152222051, 247964153, 316352087, 927830951, 2030767073, 5359478723, 8908239161, 11980112897, 17219108579, 20740431791, 27651446429 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..39

Matthew M. Conroy, A sequence related to a conjecture of Schinzel, J. Integ. Seqs. Vol. 4 (2001), #01.1.7.

FORMULA

a(n) = A060424(n)*(A062252(n)+1) - 1.

EXAMPLE

31 = (433+1)/(13+1).

CROSSREFS

Cf. A060324, A062251. Values of n are in A060424, values of q in A062252.

Sequence in context: A078746 A066593 A173580 * A024522 A144841 A203245

Adjacent sequences:  A062253 A062254 A062255 * A062257 A062258 A062259

KEYWORD

nonn,nice

AUTHOR

N. J. A. Sloane, Jul 01 2001

EXTENSIONS

More terms from Vladeta Jovovic, Jul 02 2001

STATUS

approved

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Last modified April 26 07:52 EDT 2019. Contains 322472 sequences. (Running on oeis4.)