A065590 - OEIS

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A065590

Smallest prime beginning with exactly n 7's.

4

2, 7, 773, 77711, 77773, 7777709, 77777719, 777777701, 777777773, 77777777717, 777777777713, 777777777773, 7777777777771, 777777777777719, 777777777777773, 77777777777777711, 777777777777777737, 7777777777777777793, 77777777777777777729, 77777777777777777771

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,1

LINKS

M. F. Hasler, Table of n, a(n) for n = 0..200

CROSSREFS

Cf. A037067, A065581, A065584 - A065592.

Sequence in context: A073698 A073860 A093926 * A051249 A056165 A082891

Adjacent sequences: A065587 A065588 A065589 * A065591 A065592 A065593

KEYWORD

nonn,base

AUTHOR

Robert G. Wilson v, Nov 28 2001

EXTENSIONS

Corrected by Don Reble, Jan 17 2007

Offset corrected by Sean A. Irvine, Sep 06 2023

STATUS

approved